Home / 8,527,864.40-12,791,796.60-5,342,814.80

Finding the Fourth Proportional to 8,527,864.40, 12,791,796.60 and 5,342,814.80

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Solution

The fourth proportional to 8,527,864.40, 12,791,796.60 and 5,342,814.80 is: 8,014,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527,864.40 : 12,791,796.60 = 5,342,814.80 : x
  2. Step 2: Convert to fraction form
    8,527,864.40/12,791,796.60 = 5,342,814.80/x
  3. Step 3: Cross multiply
    8,527,864.40x = 12,791,796.60 × 5,342,814.80
  4. Step 4: Simplify right side
    8,527,864.40x = 68,344,200,193,069.67
  5. Step 5: Solve for x
    x = 68,344,200,193,069.67/8,527,864.40
  6. Step 6: Final answer
    x = 8,014,222.20

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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.