Home / 71,269,819.25-98,352,350.48-38,674,771.25

Finding the Fourth Proportional to 71,269,819.25, 98,352,350.48 and 38,674,771.25

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Solution

The fourth proportional to 71,269,819.25, 98,352,350.48 and 38,674,771.25 is: 53,371,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,269,819.25 : 98,352,350.48 = 38,674,771.25 : x
  2. Step 2: Convert to fraction form
    71,269,819.25/98,352,350.48 = 38,674,771.25/x
  3. Step 3: Cross multiply
    71,269,819.25x = 98,352,350.48 × 38,674,771.25
  4. Step 4: Simplify right side
    71,269,819.25x = 3,803,754,656,318,752.50
  5. Step 5: Solve for x
    x = 3,803,754,656,318,752.50/71,269,819.25
  6. Step 6: Final answer
    x = 53,371,184.28

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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.