Home / 52,281,137.40-78,496,355.70-29,606,321.40

Finding the Fourth Proportional to 52,281,137.40, 78,496,355.70 and 29,606,321.40

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Solution

The fourth proportional to 52,281,137.40, 78,496,355.70 and 29,606,321.40 is: 44,451,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,281,137.40 : 78,496,355.70 = 29,606,321.40 : x
  2. Step 2: Convert to fraction form
    52,281,137.40/78,496,355.70 = 29,606,321.40/x
  3. Step 3: Cross multiply
    52,281,137.40x = 78,496,355.70 × 29,606,321.40
  4. Step 4: Simplify right side
    52,281,137.40x = 2,323,988,335,582,922
  5. Step 5: Solve for x
    x = 2,323,988,335,582,922/52,281,137.40
  6. Step 6: Final answer
    x = 44,451,755.47

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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.