Home / 65,107,251.53-89,848,134.69-38,650,911.17

Finding the Fourth Proportional to 65,107,251.53, 89,848,134.69 and 38,650,911.17

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Solution

The fourth proportional to 65,107,251.53, 89,848,134.69 and 38,650,911.17 is: 53,338,333.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,107,251.53 : 89,848,134.69 = 38,650,911.17 : x
  2. Step 2: Convert to fraction form
    65,107,251.53/89,848,134.69 = 38,650,911.17/x
  3. Step 3: Cross multiply
    65,107,251.53x = 89,848,134.69 × 38,650,911.17
  4. Step 4: Simplify right side
    65,107,251.53x = 3,472,712,272,845,535.50
  5. Step 5: Solve for x
    x = 3,472,712,272,845,535.50/65,107,251.53
  6. Step 6: Final answer
    x = 53,338,333.15

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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.