Home / 8,263,853.40-12,395,780.10-2,870,711.40

Finding the Fourth Proportional to 8,263,853.40, 12,395,780.10 and 2,870,711.40

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Solution

The fourth proportional to 8,263,853.40, 12,395,780.10 and 2,870,711.40 is: 4,306,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263,853.40 : 12,395,780.10 = 2,870,711.40 : x
  2. Step 2: Convert to fraction form
    8,263,853.40/12,395,780.10 = 2,870,711.40/x
  3. Step 3: Cross multiply
    8,263,853.40x = 12,395,780.10 × 2,870,711.40
  4. Step 4: Simplify right side
    8,263,853.40x = 35,584,707,244,963.14
  5. Step 5: Solve for x
    x = 35,584,707,244,963.14/8,263,853.40
  6. Step 6: Final answer
    x = 4,306,067.10

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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.