Home / 5,978,230.80-8,967,346.20-5,516,336.40

Finding the Fourth Proportional to 5,978,230.80, 8,967,346.20 and 5,516,336.40

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Solution

The fourth proportional to 5,978,230.80, 8,967,346.20 and 5,516,336.40 is: 8,274,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,230.80 : 8,967,346.20 = 5,516,336.40 : x
  2. Step 2: Convert to fraction form
    5,978,230.80/8,967,346.20 = 5,516,336.40/x
  3. Step 3: Cross multiply
    5,978,230.80x = 8,967,346.20 × 5,516,336.40
  4. Step 4: Simplify right side
    5,978,230.80x = 49,466,898,254,461.68
  5. Step 5: Solve for x
    x = 49,466,898,254,461.68/5,978,230.80
  6. Step 6: Final answer
    x = 8,274,504.60

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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.