Home / 14,287,609.11-21,429,715.79-4,700,610.15

Finding the Fourth Proportional to 14,287,609.11, 21,429,715.79 and 4,700,610.15

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Solution

The fourth proportional to 14,287,609.11, 21,429,715.79 and 4,700,610.15 is: 7,050,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,287,609.11 : 21,429,715.79 = 4,700,610.15 : x
  2. Step 2: Convert to fraction form
    14,287,609.11/21,429,715.79 = 4,700,610.15/x
  3. Step 3: Cross multiply
    14,287,609.11x = 21,429,715.79 × 4,700,610.15
  4. Step 4: Simplify right side
    14,287,609.11x = 100,732,739,530,586.22
  5. Step 5: Solve for x
    x = 100,732,739,530,586.22/14,287,609.11
  6. Step 6: Final answer
    x = 7,050,356.62

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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.