Home / 12,206,851.48-16,845,122.10-6,700,218.76

Finding the Fourth Proportional to 12,206,851.48, 16,845,122.10 and 6,700,218.76

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Solution

The fourth proportional to 12,206,851.48, 16,845,122.10 and 6,700,218.76 is: 9,246,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,206,851.48 : 16,845,122.10 = 6,700,218.76 : x
  2. Step 2: Convert to fraction form
    12,206,851.48/16,845,122.10 = 6,700,218.76/x
  3. Step 3: Cross multiply
    12,206,851.48x = 16,845,122.10 × 6,700,218.76
  4. Step 4: Simplify right side
    12,206,851.48x = 112,866,003,108,910.61
  5. Step 5: Solve for x
    x = 112,866,003,108,910.61/12,206,851.48
  6. Step 6: Final answer
    x = 9,246,119.14

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Double scale
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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.