Home / 21,732,704.80-32,599,057.20-13,087,931.20

Finding the Fourth Proportional to 21,732,704.80, 32,599,057.20 and 13,087,931.20

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Solution

The fourth proportional to 21,732,704.80, 32,599,057.20 and 13,087,931.20 is: 19,631,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,704.80 : 32,599,057.20 = 13,087,931.20 : x
  2. Step 2: Convert to fraction form
    21,732,704.80/32,599,057.20 = 13,087,931.20/x
  3. Step 3: Cross multiply
    21,732,704.80x = 32,599,057.20 × 13,087,931.20
  4. Step 4: Simplify right side
    21,732,704.80x = 426,654,217,818,464.62
  5. Step 5: Solve for x
    x = 426,654,217,818,464.62/21,732,704.80
  6. Step 6: Final answer
    x = 19,631,896.80

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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.