Home / 19,319,262.08-26,660,040-10,617,431.36

Finding the Fourth Proportional to 19,319,262.08, 26,660,040 and 10,617,431.36

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Solution

The fourth proportional to 19,319,262.08, 26,660,040 and 10,617,431.36 is: 14,651,757.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319,262.08 : 26,660,040 = 10,617,431.36 : x
  2. Step 2: Convert to fraction form
    19,319,262.08/26,660,040 = 10,617,431.36/x
  3. Step 3: Cross multiply
    19,319,262.08x = 26,660,040 × 10,617,431.36
  4. Step 4: Simplify right side
    19,319,262.08x = 283,061,144,754,854.38
  5. Step 5: Solve for x
    x = 283,061,144,754,854.38/19,319,262.08
  6. Step 6: Final answer
    x = 14,651,757.59

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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.