Home / 8,224,000.10-12,336,000.15-7,342,201.70

Finding the Fourth Proportional to 8,224,000.10, 12,336,000.15 and 7,342,201.70

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Solution

The fourth proportional to 8,224,000.10, 12,336,000.15 and 7,342,201.70 is: 11,013,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224,000.10 : 12,336,000.15 = 7,342,201.70 : x
  2. Step 2: Convert to fraction form
    8,224,000.10/12,336,000.15 = 7,342,201.70/x
  3. Step 3: Cross multiply
    8,224,000.10x = 12,336,000.15 × 7,342,201.70
  4. Step 4: Simplify right side
    8,224,000.10x = 90,573,401,272,530.27
  5. Step 5: Solve for x
    x = 90,573,401,272,530.27/8,224,000.10
  6. Step 6: Final answer
    x = 11,013,302.55

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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.