Home / 5,433,420.15-8,150,130.23-3,543,852.15

Finding the Fourth Proportional to 5,433,420.15, 8,150,130.23 and 3,543,852.15

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Solution

The fourth proportional to 5,433,420.15, 8,150,130.23 and 3,543,852.15 is: 5,315,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,420.15 : 8,150,130.23 = 3,543,852.15 : x
  2. Step 2: Convert to fraction form
    5,433,420.15/8,150,130.23 = 3,543,852.15/x
  3. Step 3: Cross multiply
    5,433,420.15x = 8,150,130.23 × 3,543,852.15
  4. Step 4: Simplify right side
    5,433,420.15x = 28,882,856,520,646.23
  5. Step 5: Solve for x
    x = 28,882,856,520,646.23/5,433,420.15
  6. Step 6: Final answer
    x = 5,315,778.23

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Double scale
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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.