Home / 5,375,030.38-7,419,162.80-3,657,147.34

Finding the Fourth Proportional to 5,375,030.38, 7,419,162.80 and 3,657,147.34

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Solution

The fourth proportional to 5,375,030.38, 7,419,162.80 and 3,657,147.34 is: 5,047,966.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,030.38 : 7,419,162.80 = 3,657,147.34 : x
  2. Step 2: Convert to fraction form
    5,375,030.38/7,419,162.80 = 3,657,147.34/x
  3. Step 3: Cross multiply
    5,375,030.38x = 7,419,162.80 × 3,657,147.34
  4. Step 4: Simplify right side
    5,375,030.38x = 27,132,971,499,046.95
  5. Step 5: Solve for x
    x = 27,132,971,499,046.95/5,375,030.38
  6. Step 6: Final answer
    x = 5,047,966.17

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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.