Home / 8,882,393.20-13,305,875.10-5,091,447.40

Finding the Fourth Proportional to 8,882,393.20, 13,305,875.10 and 5,091,447.40

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Solution

The fourth proportional to 8,882,393.20, 13,305,875.10 and 5,091,447.40 is: 7,627,016.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882,393.20 : 13,305,875.10 = 5,091,447.40 : x
  2. Step 2: Convert to fraction form
    8,882,393.20/13,305,875.10 = 5,091,447.40/x
  3. Step 3: Cross multiply
    8,882,393.20x = 13,305,875.10 × 5,091,447.40
  4. Step 4: Simplify right side
    8,882,393.20x = 67,746,163,182,619.74
  5. Step 5: Solve for x
    x = 67,746,163,182,619.74/8,882,393.20
  6. Step 6: Final answer
    x = 7,627,016.92

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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.