Home / 19,920,088.38-27,489,778.90-11,549,084.96

Finding the Fourth Proportional to 19,920,088.38, 27,489,778.90 and 11,549,084.96

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Solution

The fourth proportional to 19,920,088.38, 27,489,778.90 and 11,549,084.96 is: 15,937,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,920,088.38 : 27,489,778.90 = 11,549,084.96 : x
  2. Step 2: Convert to fraction form
    19,920,088.38/27,489,778.90 = 11,549,084.96/x
  3. Step 3: Cross multiply
    19,920,088.38x = 27,489,778.90 × 11,549,084.96
  4. Step 4: Simplify right side
    19,920,088.38x = 317,481,792,087,567.12
  5. Step 5: Solve for x
    x = 317,481,792,087,567.12/19,920,088.38
  6. Step 6: Final answer
    x = 15,937,770.26

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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.