Home / 31,919,701.76-44,049,468.16-18,169,550

Finding the Fourth Proportional to 31,919,701.76, 44,049,468.16 and 18,169,550

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Solution

The fourth proportional to 31,919,701.76, 44,049,468.16 and 18,169,550 is: 25,074,138.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,919,701.76 : 44,049,468.16 = 18,169,550 : x
  2. Step 2: Convert to fraction form
    31,919,701.76/44,049,468.16 = 18,169,550/x
  3. Step 3: Cross multiply
    31,919,701.76x = 44,049,468.16 × 18,169,550
  4. Step 4: Simplify right side
    31,919,701.76x = 800,359,014,206,527.88
  5. Step 5: Solve for x
    x = 800,359,014,206,527.88/31,919,701.76
  6. Step 6: Final answer
    x = 25,074,138.23

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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.