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Finding the Fourth Proportional to 6,912,000, 9,538,560 and 4,050,432

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Solution

The fourth proportional to 6,912,000, 9,538,560 and 4,050,432 is: 5,589,596.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,000 : 9,538,560 = 4,050,432 : x
  2. Step 2: Convert to fraction form
    6,912,000/9,538,560 = 4,050,432/x
  3. Step 3: Cross multiply
    6,912,000x = 9,538,560 × 4,050,432
  4. Step 4: Simplify right side
    6,912,000x = 38,635,288,657,920
  5. Step 5: Solve for x
    x = 38,635,288,657,920/6,912,000
  6. Step 6: Final answer
    x = 5,589,596.16

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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.