Home / 6,290,605.60-9,421,911.60-5,170,861.60

Finding the Fourth Proportional to 6,290,605.60, 9,421,911.60 and 5,170,861.60

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Solution

The fourth proportional to 6,290,605.60, 9,421,911.60 and 5,170,861.60 is: 7,744,787.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290,605.60 : 9,421,911.60 = 5,170,861.60 : x
  2. Step 2: Convert to fraction form
    6,290,605.60/9,421,911.60 = 5,170,861.60/x
  3. Step 3: Cross multiply
    6,290,605.60x = 9,421,911.60 × 5,170,861.60
  4. Step 4: Simplify right side
    6,290,605.60x = 48,719,400,891,034.55
  5. Step 5: Solve for x
    x = 48,719,400,891,034.55/6,290,605.60
  6. Step 6: Final answer
    x = 7,744,787.07

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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.