Home / 20,734,900.04-31,098,805.86-5,585,288.60

Finding the Fourth Proportional to 20,734,900.04, 31,098,805.86 and 5,585,288.60

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Solution

The fourth proportional to 20,734,900.04, 31,098,805.86 and 5,585,288.60 is: 8,376,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,900.04 : 31,098,805.86 = 5,585,288.60 : x
  2. Step 2: Convert to fraction form
    20,734,900.04/31,098,805.86 = 5,585,288.60/x
  3. Step 3: Cross multiply
    20,734,900.04x = 31,098,805.86 × 5,585,288.60
  4. Step 4: Simplify right side
    20,734,900.04x = 173,695,805,843,471.19
  5. Step 5: Solve for x
    x = 173,695,805,843,471.19/20,734,900.04
  6. Step 6: Final answer
    x = 8,376,978.21

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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.