Home / 19,423,912.80-29,159,488.80-9,834,355.20

Finding the Fourth Proportional to 19,423,912.80, 29,159,488.80 and 9,834,355.20

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Solution

The fourth proportional to 19,423,912.80, 29,159,488.80 and 9,834,355.20 is: 14,763,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,912.80 : 29,159,488.80 = 9,834,355.20 : x
  2. Step 2: Convert to fraction form
    19,423,912.80/29,159,488.80 = 9,834,355.20/x
  3. Step 3: Cross multiply
    19,423,912.80x = 29,159,488.80 × 9,834,355.20
  4. Step 4: Simplify right side
    19,423,912.80x = 286,764,770,309,621.75
  5. Step 5: Solve for x
    x = 286,764,770,309,621.75/19,423,912.80
  6. Step 6: Final answer
    x = 14,763,491.44

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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.