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Finding the Fourth Proportional to 9,984,497.32, 14,978,616.54 and 4,001,331.88

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Solution

The fourth proportional to 9,984,497.32, 14,978,616.54 and 4,001,331.88 is: 6,002,747.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984,497.32 : 14,978,616.54 = 4,001,331.88 : x
  2. Step 2: Convert to fraction form
    9,984,497.32/14,978,616.54 = 4,001,331.88/x
  3. Step 3: Cross multiply
    9,984,497.32x = 14,978,616.54 × 4,001,331.88
  4. Step 4: Simplify right side
    9,984,497.32x = 59,934,415,879,797.29
  5. Step 5: Solve for x
    x = 59,934,415,879,797.29/9,984,497.32
  6. Step 6: Final answer
    x = 6,002,747.46

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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.