Home / 71,633,633.20-107,492,440.20-26,200,020.40

Finding the Fourth Proportional to 71,633,633.20, 107,492,440.20 and 26,200,020.40

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Solution

The fourth proportional to 71,633,633.20, 107,492,440.20 and 26,200,020.40 is: 39,315,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,633,633.20 : 107,492,440.20 = 26,200,020.40 : x
  2. Step 2: Convert to fraction form
    71,633,633.20/107,492,440.20 = 26,200,020.40/x
  3. Step 3: Cross multiply
    71,633,633.20x = 107,492,440.20 × 26,200,020.40
  4. Step 4: Simplify right side
    71,633,633.20x = 2,816,304,126,085,780
  5. Step 5: Solve for x
    x = 2,816,304,126,085,780/71,633,633.20
  6. Step 6: Final answer
    x = 39,315,388.60

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1.5x scale

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.