Home / 5,431,647.20-8,147,470.80-4,554,769.55

Finding the Fourth Proportional to 5,431,647.20, 8,147,470.80 and 4,554,769.55

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Solution

The fourth proportional to 5,431,647.20, 8,147,470.80 and 4,554,769.55 is: 6,832,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,647.20 : 8,147,470.80 = 4,554,769.55 : x
  2. Step 2: Convert to fraction form
    5,431,647.20/8,147,470.80 = 4,554,769.55/x
  3. Step 3: Cross multiply
    5,431,647.20x = 8,147,470.80 × 4,554,769.55
  4. Step 4: Simplify right side
    5,431,647.20x = 37,109,851,909,354.14
  5. Step 5: Solve for x
    x = 37,109,851,909,354.14/5,431,647.20
  6. Step 6: Final answer
    x = 6,832,154.33

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1.5x scale

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.