Home / 7,070,080.38-9,757,543.14-3,972,610.32

Finding the Fourth Proportional to 7,070,080.38, 9,757,543.14 and 3,972,610.32

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Solution

The fourth proportional to 7,070,080.38, 9,757,543.14 and 3,972,610.32 is: 5,482,669.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070,080.38 : 9,757,543.14 = 3,972,610.32 : x
  2. Step 2: Convert to fraction form
    7,070,080.38/9,757,543.14 = 3,972,610.32/x
  3. Step 3: Cross multiply
    7,070,080.38x = 9,757,543.14 × 3,972,610.32
  4. Step 4: Simplify right side
    7,070,080.38x = 38,762,916,575,809.20
  5. Step 5: Solve for x
    x = 38,762,916,575,809.20/7,070,080.38
  6. Step 6: Final answer
    x = 5,482,669.86

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1.5x scale

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.