Home / 5,390,147.55-8,085,221.33-5,000,424.15

Finding the Fourth Proportional to 5,390,147.55, 8,085,221.33 and 5,000,424.15

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Solution

The fourth proportional to 5,390,147.55, 8,085,221.33 and 5,000,424.15 is: 7,500,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,147.55 : 8,085,221.33 = 5,000,424.15 : x
  2. Step 2: Convert to fraction form
    5,390,147.55/8,085,221.33 = 5,000,424.15/x
  3. Step 3: Cross multiply
    5,390,147.55x = 8,085,221.33 × 5,000,424.15
  4. Step 4: Simplify right side
    5,390,147.55x = 40,429,535,971,625
  5. Step 5: Solve for x
    x = 40,429,535,971,625/5,390,147.55
  6. Step 6: Final answer
    x = 7,500,636.23

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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.