Home / 44,292,452.80-66,448,010.40-18,720,299.20

Finding the Fourth Proportional to 44,292,452.80, 66,448,010.40 and 18,720,299.20

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Solution

The fourth proportional to 44,292,452.80, 66,448,010.40 and 18,720,299.20 is: 28,084,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,292,452.80 : 66,448,010.40 = 18,720,299.20 : x
  2. Step 2: Convert to fraction form
    44,292,452.80/66,448,010.40 = 18,720,299.20/x
  3. Step 3: Cross multiply
    44,292,452.80x = 66,448,010.40 × 18,720,299.20
  4. Step 4: Simplify right side
    44,292,452.80x = 1,243,926,635,932,711.50
  5. Step 5: Solve for x
    x = 1,243,926,635,932,711.50/44,292,452.80
  6. Step 6: Final answer
    x = 28,084,392.65

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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.