Home / 8,707,388.07-12,016,203.23-4,787,210.90

Finding the Fourth Proportional to 8,707,388.07, 12,016,203.23 and 4,787,210.90

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Solution

The fourth proportional to 8,707,388.07, 12,016,203.23 and 4,787,210.90 is: 6,606,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,388.07 : 12,016,203.23 = 4,787,210.90 : x
  2. Step 2: Convert to fraction form
    8,707,388.07/12,016,203.23 = 4,787,210.90/x
  3. Step 3: Cross multiply
    8,707,388.07x = 12,016,203.23 × 4,787,210.90
  4. Step 4: Simplify right side
    8,707,388.07x = 57,524,099,079,271.21
  5. Step 5: Solve for x
    x = 57,524,099,079,271.21/8,707,388.07
  6. Step 6: Final answer
    x = 6,606,355.27

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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.