Home / 8,142,501.40-12,216,115.99-3,282,299.69

Finding the Fourth Proportional to 8,142,501.40, 12,216,115.99 and 3,282,299.69

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Solution

The fourth proportional to 8,142,501.40, 12,216,115.99 and 3,282,299.69 is: 4,924,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,501.40 : 12,216,115.99 = 3,282,299.69 : x
  2. Step 2: Convert to fraction form
    8,142,501.40/12,216,115.99 = 3,282,299.69/x
  3. Step 3: Cross multiply
    8,142,501.40x = 12,216,115.99 × 3,282,299.69
  4. Step 4: Simplify right side
    8,142,501.40x = 40,096,953,726,981.05
  5. Step 5: Solve for x
    x = 40,096,953,726,981.05/8,142,501.40
  6. Step 6: Final answer
    x = 4,924,402.44

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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.