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Finding the Fourth Proportional to 9,982,035.40, 14,978,237.10 and 4,663,251.40

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Solution

The fourth proportional to 9,982,035.40, 14,978,237.10 and 4,663,251.40 is: 6,997,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,035.40 : 14,978,237.10 = 4,663,251.40 : x
  2. Step 2: Convert to fraction form
    9,982,035.40/14,978,237.10 = 4,663,251.40/x
  3. Step 3: Cross multiply
    9,982,035.40x = 14,978,237.10 × 4,663,251.40
  4. Step 4: Simplify right side
    9,982,035.40x = 69,847,285,126,106.95
  5. Step 5: Solve for x
    x = 69,847,285,126,106.95/9,982,035.40
  6. Step 6: Final answer
    x = 6,997,298.88

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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.