Home / 77,762,087.10-107,314,938.72-44,722,358.60

Finding the Fourth Proportional to 77,762,087.10, 107,314,938.72 and 44,722,358.60

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Solution

The fourth proportional to 77,762,087.10, 107,314,938.72 and 44,722,358.60 is: 61,718,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,762,087.10 : 107,314,938.72 = 44,722,358.60 : x
  2. Step 2: Convert to fraction form
    77,762,087.10/107,314,938.72 = 44,722,358.60/x
  3. Step 3: Cross multiply
    77,762,087.10x = 107,314,938.72 × 44,722,358.60
  4. Step 4: Simplify right side
    77,762,087.10x = 4,799,377,172,036,290
  5. Step 5: Solve for x
    x = 4,799,377,172,036,290/77,762,087.10
  6. Step 6: Final answer
    x = 61,718,728.90

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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.