Home / 27,913,054.15-38,520,036.68-15,522,877.20

Finding the Fourth Proportional to 27,913,054.15, 38,520,036.68 and 15,522,877.20

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Solution

The fourth proportional to 27,913,054.15, 38,520,036.68 and 15,522,877.20 is: 21,421,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913,054.15 : 38,520,036.68 = 15,522,877.20 : x
  2. Step 2: Convert to fraction form
    27,913,054.15/38,520,036.68 = 15,522,877.20/x
  3. Step 3: Cross multiply
    27,913,054.15x = 38,520,036.68 × 15,522,877.20
  4. Step 4: Simplify right side
    27,913,054.15x = 597,941,799,123,135.62
  5. Step 5: Solve for x
    x = 597,941,799,123,135.62/27,913,054.15
  6. Step 6: Final answer
    x = 21,421,582.74

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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.