Home / 14,930,154.35-20,601,160.88-8,648,447.88

Finding the Fourth Proportional to 14,930,154.35, 20,601,160.88 and 8,648,447.88

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Solution

The fourth proportional to 14,930,154.35, 20,601,160.88 and 8,648,447.88 is: 11,933,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930,154.35 : 20,601,160.88 = 8,648,447.88 : x
  2. Step 2: Convert to fraction form
    14,930,154.35/20,601,160.88 = 8,648,447.88/x
  3. Step 3: Cross multiply
    14,930,154.35x = 20,601,160.88 × 8,648,447.88
  4. Step 4: Simplify right side
    14,930,154.35x = 178,168,066,094,932.72
  5. Step 5: Solve for x
    x = 178,168,066,094,932.72/14,930,154.35
  6. Step 6: Final answer
    x = 11,933,437.66

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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.