Home / 27,421,969.32-37,841,776.60-15,032,089.44

Finding the Fourth Proportional to 27,421,969.32, 37,841,776.60 and 15,032,089.44

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Solution

The fourth proportional to 27,421,969.32, 37,841,776.60 and 15,032,089.44 is: 20,743,986.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421,969.32 : 37,841,776.60 = 15,032,089.44 : x
  2. Step 2: Convert to fraction form
    27,421,969.32/37,841,776.60 = 15,032,089.44/x
  3. Step 3: Cross multiply
    27,421,969.32x = 37,841,776.60 × 15,032,089.44
  4. Step 4: Simplify right side
    27,421,969.32x = 568,840,970,514,303.62
  5. Step 5: Solve for x
    x = 568,840,970,514,303.62/27,421,969.32
  6. Step 6: Final answer
    x = 20,743,986.83

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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.