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Finding the Fourth Proportional to 14,689,828.80, 22,024,245.60 and 6,596,179.20

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Solution

The fourth proportional to 14,689,828.80, 22,024,245.60 and 6,596,179.20 is: 9,889,555.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,689,828.80 : 22,024,245.60 = 6,596,179.20 : x
  2. Step 2: Convert to fraction form
    14,689,828.80/22,024,245.60 = 6,596,179.20/x
  3. Step 3: Cross multiply
    14,689,828.80x = 22,024,245.60 × 6,596,179.20
  4. Step 4: Simplify right side
    14,689,828.80x = 145,275,870,722,411.53
  5. Step 5: Solve for x
    x = 145,275,870,722,411.53/14,689,828.80
  6. Step 6: Final answer
    x = 9,889,555.06

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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.