Home / 9,107,280.48-13,660,920.66-3,428,778.72

Finding the Fourth Proportional to 9,107,280.48, 13,660,920.66 and 3,428,778.72

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Solution

The fourth proportional to 9,107,280.48, 13,660,920.66 and 3,428,778.72 is: 5,143,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107,280.48 : 13,660,920.66 = 3,428,778.72 : x
  2. Step 2: Convert to fraction form
    9,107,280.48/13,660,920.66 = 3,428,778.72/x
  3. Step 3: Cross multiply
    9,107,280.48x = 13,660,920.66 × 3,428,778.72
  4. Step 4: Simplify right side
    9,107,280.48x = 46,840,274,054,616.36
  5. Step 5: Solve for x
    x = 46,840,274,054,616.36/9,107,280.48
  6. Step 6: Final answer
    x = 5,143,168.06

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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.