Home / 6,986,257.40-10,479,386.10-5,870,231.30

Finding the Fourth Proportional to 6,986,257.40, 10,479,386.10 and 5,870,231.30

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Solution

The fourth proportional to 6,986,257.40, 10,479,386.10 and 5,870,231.30 is: 8,805,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,257.40 : 10,479,386.10 = 5,870,231.30 : x
  2. Step 2: Convert to fraction form
    6,986,257.40/10,479,386.10 = 5,870,231.30/x
  3. Step 3: Cross multiply
    6,986,257.40x = 10,479,386.10 × 5,870,231.30
  4. Step 4: Simplify right side
    6,986,257.40x = 61,516,420,289,004.93
  5. Step 5: Solve for x
    x = 61,516,420,289,004.93/6,986,257.40
  6. Step 6: Final answer
    x = 8,805,346.95

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Double scale
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Similar ratio
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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.