Home / 58,251,586.08-80,389,119.52-31,791,388.72

Finding the Fourth Proportional to 58,251,586.08, 80,389,119.52 and 31,791,388.72

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Solution

The fourth proportional to 58,251,586.08, 80,389,119.52 and 31,791,388.72 is: 43,873,170.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,251,586.08 : 80,389,119.52 = 31,791,388.72 : x
  2. Step 2: Convert to fraction form
    58,251,586.08/80,389,119.52 = 31,791,388.72/x
  3. Step 3: Cross multiply
    58,251,586.08x = 80,389,119.52 × 31,791,388.72
  4. Step 4: Simplify right side
    58,251,586.08x = 2,555,681,747,518,859.50
  5. Step 5: Solve for x
    x = 2,555,681,747,518,859.50/58,251,586.08
  6. Step 6: Final answer
    x = 43,873,170.15

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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.