Home / 56,451,880.85-77,908,291.21-31,336,354.17

Finding the Fourth Proportional to 56,451,880.85, 77,908,291.21 and 31,336,354.17

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Solution

The fourth proportional to 56,451,880.85, 77,908,291.21 and 31,336,354.17 is: 43,246,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,451,880.85 : 77,908,291.21 = 31,336,354.17 : x
  2. Step 2: Convert to fraction form
    56,451,880.85/77,908,291.21 = 31,336,354.17/x
  3. Step 3: Cross multiply
    56,451,880.85x = 77,908,291.21 × 31,336,354.17
  4. Step 4: Simplify right side
    56,451,880.85x = 2,441,361,805,998,961.50
  5. Step 5: Solve for x
    x = 2,441,361,805,998,961.50/56,451,880.85
  6. Step 6: Final answer
    x = 43,246,775.29

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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.