Home / 51,915,755.88-77,867,685.18-13,580,970.12

Finding the Fourth Proportional to 51,915,755.88, 77,867,685.18 and 13,580,970.12

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Solution

The fourth proportional to 51,915,755.88, 77,867,685.18 and 13,580,970.12 is: 20,369,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,915,755.88 : 77,867,685.18 = 13,580,970.12 : x
  2. Step 2: Convert to fraction form
    51,915,755.88/77,867,685.18 = 13,580,970.12/x
  3. Step 3: Cross multiply
    51,915,755.88x = 77,867,685.18 × 13,580,970.12
  4. Step 4: Simplify right side
    51,915,755.88x = 1,057,518,705,743,146.88
  5. Step 5: Solve for x
    x = 1,057,518,705,743,146.88/51,915,755.88
  6. Step 6: Final answer
    x = 20,369,899.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.