Home / 12,305,700.18-16,981,766.51-6,799,057.74

Finding the Fourth Proportional to 12,305,700.18, 16,981,766.51 and 6,799,057.74

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Solution

The fourth proportional to 12,305,700.18, 16,981,766.51 and 6,799,057.74 is: 9,382,644.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,700.18 : 16,981,766.51 = 6,799,057.74 : x
  2. Step 2: Convert to fraction form
    12,305,700.18/16,981,766.51 = 6,799,057.74/x
  3. Step 3: Cross multiply
    12,305,700.18x = 16,981,766.51 × 6,799,057.74
  4. Step 4: Simplify right side
    12,305,700.18x = 115,460,010,994,693
  5. Step 5: Solve for x
    x = 115,460,010,994,693/12,305,700.18
  6. Step 6: Final answer
    x = 9,382,644.57

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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.