Home / 13,030,777.58-17,982,233.88-7,229,434.78

Finding the Fourth Proportional to 13,030,777.58, 17,982,233.88 and 7,229,434.78

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Solution

The fourth proportional to 13,030,777.58, 17,982,233.88 and 7,229,434.78 is: 9,976,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030,777.58 : 17,982,233.88 = 7,229,434.78 : x
  2. Step 2: Convert to fraction form
    13,030,777.58/17,982,233.88 = 7,229,434.78/x
  3. Step 3: Cross multiply
    13,030,777.58x = 17,982,233.88 × 7,229,434.78
  4. Step 4: Simplify right side
    13,030,777.58x = 130,001,387,034,166.34
  5. Step 5: Solve for x
    x = 130,001,387,034,166.34/13,030,777.58
  6. Step 6: Final answer
    x = 9,976,487.30

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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.