Home / 70,984,940.70-106,403,927.85-38,568,351.90

Finding the Fourth Proportional to 70,984,940.70, 106,403,927.85 and 38,568,351.90

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Solution

The fourth proportional to 70,984,940.70, 106,403,927.85 and 38,568,351.90 is: 57,812,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,984,940.70 : 106,403,927.85 = 38,568,351.90 : x
  2. Step 2: Convert to fraction form
    70,984,940.70/106,403,927.85 = 38,568,351.90/x
  3. Step 3: Cross multiply
    70,984,940.70x = 106,403,927.85 × 38,568,351.90
  4. Step 4: Simplify right side
    70,984,940.70x = 4,103,824,132,861,010
  5. Step 5: Solve for x
    x = 4,103,824,132,861,010/70,984,940.70
  6. Step 6: Final answer
    x = 57,812,602.12

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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.