Home / 15,388,246.20-23,082,369.30-6,411,631.80

Finding the Fourth Proportional to 15,388,246.20, 23,082,369.30 and 6,411,631.80

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Solution

The fourth proportional to 15,388,246.20, 23,082,369.30 and 6,411,631.80 is: 9,617,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,388,246.20 : 23,082,369.30 = 6,411,631.80 : x
  2. Step 2: Convert to fraction form
    15,388,246.20/23,082,369.30 = 6,411,631.80/x
  3. Step 3: Cross multiply
    15,388,246.20x = 23,082,369.30 × 6,411,631.80
  4. Step 4: Simplify right side
    15,388,246.20x = 147,995,653,023,223.75
  5. Step 5: Solve for x
    x = 147,995,653,023,223.75/15,388,246.20
  6. Step 6: Final answer
    x = 9,617,447.70

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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.