Home / 18,349,432.74-25,322,867.46-10,090,123.29

Finding the Fourth Proportional to 18,349,432.74, 25,322,867.46 and 10,090,123.29

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Solution

The fourth proportional to 18,349,432.74, 25,322,867.46 and 10,090,123.29 is: 13,924,727.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349,432.74 : 25,322,867.46 = 10,090,123.29 : x
  2. Step 2: Convert to fraction form
    18,349,432.74/25,322,867.46 = 10,090,123.29/x
  3. Step 3: Cross multiply
    18,349,432.74x = 25,322,867.46 × 10,090,123.29
  4. Step 4: Simplify right side
    18,349,432.74x = 255,510,854,727,729.12
  5. Step 5: Solve for x
    x = 255,510,854,727,729.12/18,349,432.74
  6. Step 6: Final answer
    x = 13,924,727.72

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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.