Home / 15,036,418.08-20,750,275.44-8,160,899.04

Finding the Fourth Proportional to 15,036,418.08, 20,750,275.44 and 8,160,899.04

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Solution

The fourth proportional to 15,036,418.08, 20,750,275.44 and 8,160,899.04 is: 11,262,050.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036,418.08 : 20,750,275.44 = 8,160,899.04 : x
  2. Step 2: Convert to fraction form
    15,036,418.08/20,750,275.44 = 8,160,899.04/x
  3. Step 3: Cross multiply
    15,036,418.08x = 20,750,275.44 × 8,160,899.04
  4. Step 4: Simplify right side
    15,036,418.08x = 169,340,902,918,031.59
  5. Step 5: Solve for x
    x = 169,340,902,918,031.59/15,036,418.08
  6. Step 6: Final answer
    x = 11,262,050.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.