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Finding the Fourth Proportional to 8,474,848.92, 11,695,424.52 and 4,607,384.82

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Solution

The fourth proportional to 8,474,848.92, 11,695,424.52 and 4,607,384.82 is: 6,358,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,848.92 : 11,695,424.52 = 4,607,384.82 : x
  2. Step 2: Convert to fraction form
    8,474,848.92/11,695,424.52 = 4,607,384.82/x
  3. Step 3: Cross multiply
    8,474,848.92x = 11,695,424.52 × 4,607,384.82
  4. Step 4: Simplify right side
    8,474,848.92x = 53,885,321,396,903.79
  5. Step 5: Solve for x
    x = 53,885,321,396,903.79/8,474,848.92
  6. Step 6: Final answer
    x = 6,358,263.36

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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.