Home / 9,829,553.76-13,564,847.15-5,478,915.96

Finding the Fourth Proportional to 9,829,553.76, 13,564,847.15 and 5,478,915.96

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Solution

The fourth proportional to 9,829,553.76, 13,564,847.15 and 5,478,915.96 is: 7,560,939.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,553.76 : 13,564,847.15 = 5,478,915.96 : x
  2. Step 2: Convert to fraction form
    9,829,553.76/13,564,847.15 = 5,478,915.96/x
  3. Step 3: Cross multiply
    9,829,553.76x = 13,564,847.15 × 5,478,915.96
  4. Step 4: Simplify right side
    9,829,553.76x = 74,320,657,545,095.52
  5. Step 5: Solve for x
    x = 74,320,657,545,095.52/9,829,553.76
  6. Step 6: Final answer
    x = 7,560,939.12

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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.