Home / 14,930,151.35-20,601,156.74-8,648,444.88

Finding the Fourth Proportional to 14,930,151.35, 20,601,156.74 and 8,648,444.88

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Solution

The fourth proportional to 14,930,151.35, 20,601,156.74 and 8,648,444.88 is: 11,933,433.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930,151.35 : 20,601,156.74 = 8,648,444.88 : x
  2. Step 2: Convert to fraction form
    14,930,151.35/20,601,156.74 = 8,648,444.88/x
  3. Step 3: Cross multiply
    14,930,151.35x = 20,601,156.74 × 8,648,444.88
  4. Step 4: Simplify right side
    14,930,151.35x = 178,167,968,486,888.28
  5. Step 5: Solve for x
    x = 178,167,968,486,888.28/14,930,151.35
  6. Step 6: Final answer
    x = 11,933,433.52

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1.5x scale

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.