Home / 9,178,217.40-13,772,574.90-6,340,366.20

Finding the Fourth Proportional to 9,178,217.40, 13,772,574.90 and 6,340,366.20

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Solution

The fourth proportional to 9,178,217.40, 13,772,574.90 and 6,340,366.20 is: 9,514,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,217.40 : 13,772,574.90 = 6,340,366.20 : x
  2. Step 2: Convert to fraction form
    9,178,217.40/13,772,574.90 = 6,340,366.20/x
  3. Step 3: Cross multiply
    9,178,217.40x = 13,772,574.90 × 6,340,366.20
  4. Step 4: Simplify right side
    9,178,217.40x = 87,323,168,382,928.39
  5. Step 5: Solve for x
    x = 87,323,168,382,928.39/9,178,217.40
  6. Step 6: Final answer
    x = 9,514,175.20

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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.