Home / 8,614,239.57-12,909,168.04-4,777,750.71

Finding the Fourth Proportional to 8,614,239.57, 12,909,168.04 and 4,777,750.71

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Solution

The fourth proportional to 8,614,239.57, 12,909,168.04 and 4,777,750.71 is: 7,159,864.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,239.57 : 12,909,168.04 = 4,777,750.71 : x
  2. Step 2: Convert to fraction form
    8,614,239.57/12,909,168.04 = 4,777,750.71/x
  3. Step 3: Cross multiply
    8,614,239.57x = 12,909,168.04 × 4,777,750.71
  4. Step 4: Simplify right side
    8,614,239.57x = 61,676,786,680,184.72
  5. Step 5: Solve for x
    x = 61,676,786,680,184.72/8,614,239.57
  6. Step 6: Final answer
    x = 7,159,864.34

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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.