Home / 18,726,499-25,842,568.62-10,141,795

Finding the Fourth Proportional to 18,726,499, 25,842,568.62 and 10,141,795

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Solution

The fourth proportional to 18,726,499, 25,842,568.62 and 10,141,795 is: 13,995,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726,499 : 25,842,568.62 = 10,141,795 : x
  2. Step 2: Convert to fraction form
    18,726,499/25,842,568.62 = 10,141,795/x
  3. Step 3: Cross multiply
    18,726,499x = 25,842,568.62 × 10,141,795
  4. Step 4: Simplify right side
    18,726,499x = 262,090,033,217,472.91
  5. Step 5: Solve for x
    x = 262,090,033,217,472.91/18,726,499
  6. Step 6: Final answer
    x = 13,995,677.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.