Home / 42,818,227.40-64,254,359.28-18,226,114.97

Finding the Fourth Proportional to 42,818,227.40, 64,254,359.28 and 18,226,114.97

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Solution

The fourth proportional to 42,818,227.40, 64,254,359.28 and 18,226,114.97 is: 27,350,673.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,818,227.40 : 64,254,359.28 = 18,226,114.97 : x
  2. Step 2: Convert to fraction form
    42,818,227.40/64,254,359.28 = 18,226,114.97/x
  3. Step 3: Cross multiply
    42,818,227.40x = 64,254,359.28 × 18,226,114.97
  4. Step 4: Simplify right side
    42,818,227.40x = 1,171,107,339,669,473.25
  5. Step 5: Solve for x
    x = 1,171,107,339,669,473.25/42,818,227.40
  6. Step 6: Final answer
    x = 27,350,673.09

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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.