Home / 14,562,166.20-21,857,246.10-7,381,807.80

Finding the Fourth Proportional to 14,562,166.20, 21,857,246.10 and 7,381,807.80

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Solution

The fourth proportional to 14,562,166.20, 21,857,246.10 and 7,381,807.80 is: 11,079,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,562,166.20 : 21,857,246.10 = 7,381,807.80 : x
  2. Step 2: Convert to fraction form
    14,562,166.20/21,857,246.10 = 7,381,807.80/x
  3. Step 3: Cross multiply
    14,562,166.20x = 21,857,246.10 × 7,381,807.80
  4. Step 4: Simplify right side
    14,562,166.20x = 161,345,989,747,499.59
  5. Step 5: Solve for x
    x = 161,345,989,747,499.59/14,562,166.20
  6. Step 6: Final answer
    x = 11,079,806.91

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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.