Home / 8,683,148.40-11,981,891.16-4,815,602.16

Finding the Fourth Proportional to 8,683,148.40, 11,981,891.16 and 4,815,602.16

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Solution

The fourth proportional to 8,683,148.40, 11,981,891.16 and 4,815,602.16 is: 6,645,057.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683,148.40 : 11,981,891.16 = 4,815,602.16 : x
  2. Step 2: Convert to fraction form
    8,683,148.40/11,981,891.16 = 4,815,602.16/x
  3. Step 3: Cross multiply
    8,683,148.40x = 11,981,891.16 × 4,815,602.16
  4. Step 4: Simplify right side
    8,683,148.40x = 57,700,020,950,980.91
  5. Step 5: Solve for x
    x = 57,700,020,950,980.91/8,683,148.40
  6. Step 6: Final answer
    x = 6,645,057.56

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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.