Home / 15,115,070.72-22,670,268.96-5,528,207.36

Finding the Fourth Proportional to 15,115,070.72, 22,670,268.96 and 5,528,207.36

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Solution

The fourth proportional to 15,115,070.72, 22,670,268.96 and 5,528,207.36 is: 8,291,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115,070.72 : 22,670,268.96 = 5,528,207.36 : x
  2. Step 2: Convert to fraction form
    15,115,070.72/22,670,268.96 = 5,528,207.36/x
  3. Step 3: Cross multiply
    15,115,070.72x = 22,670,268.96 × 5,528,207.36
  4. Step 4: Simplify right side
    15,115,070.72x = 125,325,947,717,851.56
  5. Step 5: Solve for x
    x = 125,325,947,717,851.56/15,115,070.72
  6. Step 6: Final answer
    x = 8,291,456.26

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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.