Home / 54,837,815.28-81,766,458.36-53,331,180.04

Finding the Fourth Proportional to 54,837,815.28, 81,766,458.36 and 53,331,180.04

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Solution

The fourth proportional to 54,837,815.28, 81,766,458.36 and 53,331,180.04 is: 79,519,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,837,815.28 : 81,766,458.36 = 53,331,180.04 : x
  2. Step 2: Convert to fraction form
    54,837,815.28/81,766,458.36 = 53,331,180.04/x
  3. Step 3: Cross multiply
    54,837,815.28x = 81,766,458.36 × 53,331,180.04
  4. Step 4: Simplify right side
    54,837,815.28x = 4,360,701,712,132,531
  5. Step 5: Solve for x
    x = 4,360,701,712,132,531/54,837,815.28
  6. Step 6: Final answer
    x = 79,519,975.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.