Home / 5,678,363.76-8,513,346.56-3,434,002.80

Finding the Fourth Proportional to 5,678,363.76, 8,513,346.56 and 3,434,002.80

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Solution

The fourth proportional to 5,678,363.76, 8,513,346.56 and 3,434,002.80 is: 5,148,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,363.76 : 8,513,346.56 = 3,434,002.80 : x
  2. Step 2: Convert to fraction form
    5,678,363.76/8,513,346.56 = 3,434,002.80/x
  3. Step 3: Cross multiply
    5,678,363.76x = 8,513,346.56 × 3,434,002.80
  4. Step 4: Simplify right side
    5,678,363.76x = 29,234,855,924,410.37
  5. Step 5: Solve for x
    x = 29,234,855,924,410.37/5,678,363.76
  6. Step 6: Final answer
    x = 5,148,464.80

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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.