Home / 20,734,985.04-31,098,933.36-5,585,373.60

Finding the Fourth Proportional to 20,734,985.04, 31,098,933.36 and 5,585,373.60

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Solution

The fourth proportional to 20,734,985.04, 31,098,933.36 and 5,585,373.60 is: 8,377,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,985.04 : 31,098,933.36 = 5,585,373.60 : x
  2. Step 2: Convert to fraction form
    20,734,985.04/31,098,933.36 = 5,585,373.60/x
  3. Step 3: Cross multiply
    20,734,985.04x = 31,098,933.36 × 5,585,373.60
  4. Step 4: Simplify right side
    20,734,985.04x = 173,699,161,377,103.28
  5. Step 5: Solve for x
    x = 173,699,161,377,103.28/20,734,985.04
  6. Step 6: Final answer
    x = 8,377,105.70

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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.