Home / 19,684,900.20-29,527,350.30-13,626,472.80

Finding the Fourth Proportional to 19,684,900.20, 29,527,350.30 and 13,626,472.80

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Solution

The fourth proportional to 19,684,900.20, 29,527,350.30 and 13,626,472.80 is: 20,439,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684,900.20 : 29,527,350.30 = 13,626,472.80 : x
  2. Step 2: Convert to fraction form
    19,684,900.20/29,527,350.30 = 13,626,472.80/x
  3. Step 3: Cross multiply
    19,684,900.20x = 29,527,350.30 × 13,626,472.80
  4. Step 4: Simplify right side
    19,684,900.20x = 402,353,635,719,021.88
  5. Step 5: Solve for x
    x = 402,353,635,719,021.88/19,684,900.20
  6. Step 6: Final answer
    x = 20,439,709.20

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1.5x scale

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.