Home / 17,892,612.20-26,852,915.10-8,309,178.20

Finding the Fourth Proportional to 17,892,612.20, 26,852,915.10 and 8,309,178.20

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Solution

The fourth proportional to 17,892,612.20, 26,852,915.10 and 8,309,178.20 is: 12,470,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892,612.20 : 26,852,915.10 = 8,309,178.20 : x
  2. Step 2: Convert to fraction form
    17,892,612.20/26,852,915.10 = 8,309,178.20/x
  3. Step 3: Cross multiply
    17,892,612.20x = 26,852,915.10 × 8,309,178.20
  4. Step 4: Simplify right side
    17,892,612.20x = 223,125,656,755,370.84
  5. Step 5: Solve for x
    x = 223,125,656,755,370.84/17,892,612.20
  6. Step 6: Final answer
    x = 12,470,267.30

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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.