Home / 9,025,369.22-12,455,178.50-5,538,960.47

Finding the Fourth Proportional to 9,025,369.22, 12,455,178.50 and 5,538,960.47

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Solution

The fourth proportional to 9,025,369.22, 12,455,178.50 and 5,538,960.47 is: 7,643,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025,369.22 : 12,455,178.50 = 5,538,960.47 : x
  2. Step 2: Convert to fraction form
    9,025,369.22/12,455,178.50 = 5,538,960.47/x
  3. Step 3: Cross multiply
    9,025,369.22x = 12,455,178.50 × 5,538,960.47
  4. Step 4: Simplify right side
    9,025,369.22x = 68,988,741,358,293.89
  5. Step 5: Solve for x
    x = 68,988,741,358,293.89/9,025,369.22
  6. Step 6: Final answer
    x = 7,643,869.15

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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.