Home / 19,840,622.45-29,764,766.29-7,543,629.65

Finding the Fourth Proportional to 19,840,622.45, 29,764,766.29 and 7,543,629.65

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Solution

The fourth proportional to 19,840,622.45, 29,764,766.29 and 7,543,629.65 is: 11,316,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840,622.45 : 29,764,766.29 = 7,543,629.65 : x
  2. Step 2: Convert to fraction form
    19,840,622.45/29,764,766.29 = 7,543,629.65/x
  3. Step 3: Cross multiply
    19,840,622.45x = 29,764,766.29 × 7,543,629.65
  4. Step 4: Simplify right side
    19,840,622.45x = 224,534,373,590,572.38
  5. Step 5: Solve for x
    x = 224,534,373,590,572.38/19,840,622.45
  6. Step 6: Final answer
    x = 11,316,901.68

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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.