Home / 8,736,694.88-12,057,049.47-4,869,243.74

Finding the Fourth Proportional to 8,736,694.88, 12,057,049.47 and 4,869,243.74

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Solution

The fourth proportional to 8,736,694.88, 12,057,049.47 and 4,869,243.74 is: 6,719,785.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,694.88 : 12,057,049.47 = 4,869,243.74 : x
  2. Step 2: Convert to fraction form
    8,736,694.88/12,057,049.47 = 4,869,243.74/x
  3. Step 3: Cross multiply
    8,736,694.88x = 12,057,049.47 × 4,869,243.74
  4. Step 4: Simplify right side
    8,736,694.88x = 58,708,712,654,667.82
  5. Step 5: Solve for x
    x = 58,708,712,654,667.82/8,736,694.88
  6. Step 6: Final answer
    x = 6,719,785.17

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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.