Home / 10,988,441.40-16,482,662.10-5,613,670.20

Finding the Fourth Proportional to 10,988,441.40, 16,482,662.10 and 5,613,670.20

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Solution

The fourth proportional to 10,988,441.40, 16,482,662.10 and 5,613,670.20 is: 8,420,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988,441.40 : 16,482,662.10 = 5,613,670.20 : x
  2. Step 2: Convert to fraction form
    10,988,441.40/16,482,662.10 = 5,613,670.20/x
  3. Step 3: Cross multiply
    10,988,441.40x = 16,482,662.10 × 5,613,670.20
  4. Step 4: Simplify right side
    10,988,441.40x = 92,528,229,047,439.42
  5. Step 5: Solve for x
    x = 92,528,229,047,439.42/10,988,441.40
  6. Step 6: Final answer
    x = 8,420,505.30

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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.