Home / 5,652,048.40-8,478,072.60-5,431,598.80

Finding the Fourth Proportional to 5,652,048.40, 8,478,072.60 and 5,431,598.80

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Solution

The fourth proportional to 5,652,048.40, 8,478,072.60 and 5,431,598.80 is: 8,147,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652,048.40 : 8,478,072.60 = 5,431,598.80 : x
  2. Step 2: Convert to fraction form
    5,652,048.40/8,478,072.60 = 5,431,598.80/x
  3. Step 3: Cross multiply
    5,652,048.40x = 8,478,072.60 × 5,431,598.80
  4. Step 4: Simplify right side
    5,652,048.40x = 46,049,488,960,472.88
  5. Step 5: Solve for x
    x = 46,049,488,960,472.88/5,652,048.40
  6. Step 6: Final answer
    x = 8,147,398.20

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Similar ratio
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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.