Home / 5,472,000.30-8,208,000.45-3,680,409.90

Finding the Fourth Proportional to 5,472,000.30, 8,208,000.45 and 3,680,409.90

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Solution

The fourth proportional to 5,472,000.30, 8,208,000.45 and 3,680,409.90 is: 5,520,614.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472,000.30 : 8,208,000.45 = 3,680,409.90 : x
  2. Step 2: Convert to fraction form
    5,472,000.30/8,208,000.45 = 3,680,409.90/x
  3. Step 3: Cross multiply
    5,472,000.30x = 8,208,000.45 × 3,680,409.90
  4. Step 4: Simplify right side
    5,472,000.30x = 30,208,806,115,384.45
  5. Step 5: Solve for x
    x = 30,208,806,115,384.45/5,472,000.30
  6. Step 6: Final answer
    x = 5,520,614.85

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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.