Home / 18,178,864.92-25,088,062.90-10,446,989.40

Finding the Fourth Proportional to 18,178,864.92, 25,088,062.90 and 10,446,989.40

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Solution

The fourth proportional to 18,178,864.92, 25,088,062.90 and 10,446,989.40 is: 14,417,551.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178,864.92 : 25,088,062.90 = 10,446,989.40 : x
  2. Step 2: Convert to fraction form
    18,178,864.92/25,088,062.90 = 10,446,989.40/x
  3. Step 3: Cross multiply
    18,178,864.92x = 25,088,062.90 × 10,446,989.40
  4. Step 4: Simplify right side
    18,178,864.92x = 262,094,727,182,833.25
  5. Step 5: Solve for x
    x = 262,094,727,182,833.25/18,178,864.92
  6. Step 6: Final answer
    x = 14,417,551.83

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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.