Home / 11,555,376-15,946,222.68-6,398,626.92

Finding the Fourth Proportional to 11,555,376, 15,946,222.68 and 6,398,626.92

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Solution

The fourth proportional to 11,555,376, 15,946,222.68 and 6,398,626.92 is: 8,829,996.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,376 : 15,946,222.68 = 6,398,626.92 : x
  2. Step 2: Convert to fraction form
    11,555,376/15,946,222.68 = 6,398,626.92/x
  3. Step 3: Cross multiply
    11,555,376x = 15,946,222.68 × 6,398,626.92
  4. Step 4: Simplify right side
    11,555,376x = 102,033,929,712,562.55
  5. Step 5: Solve for x
    x = 102,033,929,712,562.55/11,555,376
  6. Step 6: Final answer
    x = 8,829,996.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.