Home / 5,390,233.40-8,085,350.10-2,197,650.80

Finding the Fourth Proportional to 5,390,233.40, 8,085,350.10 and 2,197,650.80

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Solution

The fourth proportional to 5,390,233.40, 8,085,350.10 and 2,197,650.80 is: 3,296,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,233.40 : 8,085,350.10 = 2,197,650.80 : x
  2. Step 2: Convert to fraction form
    5,390,233.40/8,085,350.10 = 2,197,650.80/x
  3. Step 3: Cross multiply
    5,390,233.40x = 8,085,350.10 × 2,197,650.80
  4. Step 4: Simplify right side
    5,390,233.40x = 17,768,776,115,545.08
  5. Step 5: Solve for x
    x = 17,768,776,115,545.08/5,390,233.40
  6. Step 6: Final answer
    x = 3,296,476.20

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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.