Home / 20,566,148.94-30,842,068.92-8,266,460.76

Finding the Fourth Proportional to 20,566,148.94, 30,842,068.92 and 8,266,460.76

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Solution

The fourth proportional to 20,566,148.94, 30,842,068.92 and 8,266,460.76 is: 12,396,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,566,148.94 : 30,842,068.92 = 8,266,460.76 : x
  2. Step 2: Convert to fraction form
    20,566,148.94/30,842,068.92 = 8,266,460.76/x
  3. Step 3: Cross multiply
    20,566,148.94x = 30,842,068.92 × 8,266,460.76
  4. Step 4: Simplify right side
    20,566,148.94x = 254,954,752,484,395.59
  5. Step 5: Solve for x
    x = 254,954,752,484,395.59/20,566,148.94
  6. Step 6: Final answer
    x = 12,396,815.43

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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.