Home / 42,372,470.10-63,566,999.55-18,111,350.10

Finding the Fourth Proportional to 42,372,470.10, 63,566,999.55 and 18,111,350.10

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Solution

The fourth proportional to 42,372,470.10, 63,566,999.55 and 18,111,350.10 is: 27,170,570.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,372,470.10 : 63,566,999.55 = 18,111,350.10 : x
  2. Step 2: Convert to fraction form
    42,372,470.10/63,566,999.55 = 18,111,350.10/x
  3. Step 3: Cross multiply
    42,372,470.10x = 63,566,999.55 × 18,111,350.10
  4. Step 4: Simplify right side
    42,372,470.10x = 1,151,284,183,656,592.50
  5. Step 5: Solve for x
    x = 1,151,284,183,656,592.50/42,372,470.10
  6. Step 6: Final answer
    x = 27,170,570.44

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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.