Home / 8,474,001.40-12,706,215.12-7,750,950.50

Finding the Fourth Proportional to 8,474,001.40, 12,706,215.12 and 7,750,950.50

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Solution

The fourth proportional to 8,474,001.40, 12,706,215.12 and 7,750,950.50 is: 11,622,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,001.40 : 12,706,215.12 = 7,750,950.50 : x
  2. Step 2: Convert to fraction form
    8,474,001.40/12,706,215.12 = 7,750,950.50/x
  3. Step 3: Cross multiply
    8,474,001.40x = 12,706,215.12 × 7,750,950.50
  4. Step 4: Simplify right side
    8,474,001.40x = 98,485,244,344,874.42
  5. Step 5: Solve for x
    x = 98,485,244,344,874.42/8,474,001.40
  6. Step 6: Final answer
    x = 11,622,047.22

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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.