Home / 71,100,574.60-98,126,773.14-40,162,736.74

Finding the Fourth Proportional to 71,100,574.60, 98,126,773.14 and 40,162,736.74

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Solution

The fourth proportional to 71,100,574.60, 98,126,773.14 and 40,162,736.74 is: 55,429,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,100,574.60 : 98,126,773.14 = 40,162,736.74 : x
  2. Step 2: Convert to fraction form
    71,100,574.60/98,126,773.14 = 40,162,736.74/x
  3. Step 3: Cross multiply
    71,100,574.60x = 98,126,773.14 × 40,162,736.74
  4. Step 4: Simplify right side
    71,100,574.60x = 3,941,039,756,767,523.50
  5. Step 5: Solve for x
    x = 3,941,039,756,767,523.50/71,100,574.60
  6. Step 6: Final answer
    x = 55,429,084.49

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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.