Home / 8,881,780.70-13,304,956.35-6,189,146.30

Finding the Fourth Proportional to 8,881,780.70, 13,304,956.35 and 6,189,146.30

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Solution

The fourth proportional to 8,881,780.70, 13,304,956.35 and 6,189,146.30 is: 9,271,375.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,780.70 : 13,304,956.35 = 6,189,146.30 : x
  2. Step 2: Convert to fraction form
    8,881,780.70/13,304,956.35 = 6,189,146.30/x
  3. Step 3: Cross multiply
    8,881,780.70x = 13,304,956.35 × 6,189,146.30
  4. Step 4: Simplify right side
    8,881,780.70x = 82,346,321,365,264
  5. Step 5: Solve for x
    x = 82,346,321,365,264/8,881,780.70
  6. Step 6: Final answer
    x = 9,271,375.21

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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.