Home / 19,882,871.96-29,824,008.23-8,945,337.47

Finding the Fourth Proportional to 19,882,871.96, 29,824,008.23 and 8,945,337.47

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Solution

The fourth proportional to 19,882,871.96, 29,824,008.23 and 8,945,337.47 is: 13,417,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882,871.96 : 29,824,008.23 = 8,945,337.47 : x
  2. Step 2: Convert to fraction form
    19,882,871.96/29,824,008.23 = 8,945,337.47/x
  3. Step 3: Cross multiply
    19,882,871.96x = 29,824,008.23 × 8,945,337.47
  4. Step 4: Simplify right side
    19,882,871.96x = 266,785,818,198,650.69
  5. Step 5: Solve for x
    x = 266,785,818,198,650.69/19,882,871.96
  6. Step 6: Final answer
    x = 13,417,871.36

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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.