Home / 8,678,601.60-11,981,237.12-5,929,422.72

Finding the Fourth Proportional to 8,678,601.60, 11,981,237.12 and 5,929,422.72

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Solution

The fourth proportional to 8,678,601.60, 11,981,237.12 and 5,929,422.72 is: 8,185,860.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678,601.60 : 11,981,237.12 = 5,929,422.72 : x
  2. Step 2: Convert to fraction form
    8,678,601.60/11,981,237.12 = 5,929,422.72/x
  3. Step 3: Cross multiply
    8,678,601.60x = 11,981,237.12 × 5,929,422.72
  4. Step 4: Simplify right side
    8,678,601.60x = 71,041,819,593,035.36
  5. Step 5: Solve for x
    x = 71,041,819,593,035.36/8,678,601.60
  6. Step 6: Final answer
    x = 8,185,860.22

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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.