Home / 27,712,390.07-38,234,698.92-19,339,537.12

Finding the Fourth Proportional to 27,712,390.07, 38,234,698.92 and 19,339,537.12

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Solution

The fourth proportional to 27,712,390.07, 38,234,698.92 and 19,339,537.12 is: 26,682,699.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,712,390.07 : 38,234,698.92 = 19,339,537.12 : x
  2. Step 2: Convert to fraction form
    27,712,390.07/38,234,698.92 = 19,339,537.12/x
  3. Step 3: Cross multiply
    27,712,390.07x = 38,234,698.92 × 19,339,537.12
  4. Step 4: Simplify right side
    27,712,390.07x = 739,441,378,939,777.12
  5. Step 5: Solve for x
    x = 739,441,378,939,777.12/27,712,390.07
  6. Step 6: Final answer
    x = 26,682,699.58

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.