Home / 18,150,616.80-27,225,925.20-8,584,678.80

Finding the Fourth Proportional to 18,150,616.80, 27,225,925.20 and 8,584,678.80

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Solution

The fourth proportional to 18,150,616.80, 27,225,925.20 and 8,584,678.80 is: 12,877,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,616.80 : 27,225,925.20 = 8,584,678.80 : x
  2. Step 2: Convert to fraction form
    18,150,616.80/27,225,925.20 = 8,584,678.80/x
  3. Step 3: Cross multiply
    18,150,616.80x = 27,225,925.20 × 8,584,678.80
  4. Step 4: Simplify right side
    18,150,616.80x = 233,725,822,874,825.78
  5. Step 5: Solve for x
    x = 233,725,822,874,825.78/18,150,616.80
  6. Step 6: Final answer
    x = 12,877,018.20

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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.