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Finding the Fourth Proportional to 9,754,478.88, 14,640,796.96 and 4,965,753.12

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Solution

The fourth proportional to 9,754,478.88, 14,640,796.96 and 4,965,753.12 is: 7,453,251.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,754,478.88 : 14,640,796.96 = 4,965,753.12 : x
  2. Step 2: Convert to fraction form
    9,754,478.88/14,640,796.96 = 4,965,753.12/x
  3. Step 3: Cross multiply
    9,754,478.88x = 14,640,796.96 × 4,965,753.12
  4. Step 4: Simplify right side
    9,754,478.88x = 72,702,583,183,406.52
  5. Step 5: Solve for x
    x = 72,702,583,183,406.52/9,754,478.88
  6. Step 6: Final answer
    x = 7,453,251.38

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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.