Home / 6,151,510.80-9,227,266.20-1,891,125.45

Finding the Fourth Proportional to 6,151,510.80, 9,227,266.20 and 1,891,125.45

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Solution

The fourth proportional to 6,151,510.80, 9,227,266.20 and 1,891,125.45 is: 2,836,688.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,510.80 : 9,227,266.20 = 1,891,125.45 : x
  2. Step 2: Convert to fraction form
    6,151,510.80/9,227,266.20 = 1,891,125.45/x
  3. Step 3: Cross multiply
    6,151,510.80x = 9,227,266.20 × 1,891,125.45
  4. Step 4: Simplify right side
    6,151,510.80x = 17,449,917,944,744.79
  5. Step 5: Solve for x
    x = 17,449,917,944,744.79/6,151,510.80
  6. Step 6: Final answer
    x = 2,836,688.18

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Double scale
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Similar ratio
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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.