Home / 78,627,311.17-117,940,966.72-24,039,896.76

Finding the Fourth Proportional to 78,627,311.17, 117,940,966.72 and 24,039,896.76

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Solution

The fourth proportional to 78,627,311.17, 117,940,966.72 and 24,039,896.76 is: 36,059,845.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,627,311.17 : 117,940,966.72 = 24,039,896.76 : x
  2. Step 2: Convert to fraction form
    78,627,311.17/117,940,966.72 = 24,039,896.76/x
  3. Step 3: Cross multiply
    78,627,311.17x = 117,940,966.72 × 24,039,896.76
  4. Step 4: Simplify right side
    78,627,311.17x = 2,835,288,663,829,239
  5. Step 5: Solve for x
    x = 2,835,288,663,829,239/78,627,311.17
  6. Step 6: Final answer
    x = 36,059,845.13

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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.