Home / 38,720,089.40-58,080,134.10-36,956,492.60

Finding the Fourth Proportional to 38,720,089.40, 58,080,134.10 and 36,956,492.60

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Solution

The fourth proportional to 38,720,089.40, 58,080,134.10 and 36,956,492.60 is: 55,434,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,720,089.40 : 58,080,134.10 = 36,956,492.60 : x
  2. Step 2: Convert to fraction form
    38,720,089.40/58,080,134.10 = 36,956,492.60/x
  3. Step 3: Cross multiply
    38,720,089.40x = 58,080,134.10 × 36,956,492.60
  4. Step 4: Simplify right side
    38,720,089.40x = 2,146,438,046,073,657.75
  5. Step 5: Solve for x
    x = 2,146,438,046,073,657.75/38,720,089.40
  6. Step 6: Final answer
    x = 55,434,738.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.