Home / 8,921,441.23-12,311,588.88-5,053,962.38

Finding the Fourth Proportional to 8,921,441.23, 12,311,588.88 and 5,053,962.38

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Solution

The fourth proportional to 8,921,441.23, 12,311,588.88 and 5,053,962.38 is: 6,974,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,441.23 : 12,311,588.88 = 5,053,962.38 : x
  2. Step 2: Convert to fraction form
    8,921,441.23/12,311,588.88 = 5,053,962.38/x
  3. Step 3: Cross multiply
    8,921,441.23x = 12,311,588.88 × 5,053,962.38
  4. Step 4: Simplify right side
    8,921,441.23x = 62,222,306,975,988.39
  5. Step 5: Solve for x
    x = 62,222,306,975,988.39/8,921,441.23
  6. Step 6: Final answer
    x = 6,974,468.07

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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.