Home / 8,707,386.57-12,016,201.17-4,787,209.41

Finding the Fourth Proportional to 8,707,386.57, 12,016,201.17 and 4,787,209.41

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Solution

The fourth proportional to 8,707,386.57, 12,016,201.17 and 4,787,209.41 is: 6,606,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,386.57 : 12,016,201.17 = 4,787,209.41 : x
  2. Step 2: Convert to fraction form
    8,707,386.57/12,016,201.17 = 4,787,209.41/x
  3. Step 3: Cross multiply
    8,707,386.57x = 12,016,201.17 × 4,787,209.41
  4. Step 4: Simplify right side
    8,707,386.57x = 57,524,071,313,477.01
  5. Step 5: Solve for x
    x = 57,524,071,313,477.01/8,707,386.57
  6. Step 6: Final answer
    x = 6,606,353.22

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1.5x scale

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.