Home / 10,982,812.80-16,457,376.96-4,992,182.40

Finding the Fourth Proportional to 10,982,812.80, 16,457,376.96 and 4,992,182.40

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Solution

The fourth proportional to 10,982,812.80, 16,457,376.96 and 4,992,182.40 is: 7,480,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982,812.80 : 16,457,376.96 = 4,992,182.40 : x
  2. Step 2: Convert to fraction form
    10,982,812.80/16,457,376.96 = 4,992,182.40/x
  3. Step 3: Cross multiply
    10,982,812.80x = 16,457,376.96 × 4,992,182.40
  4. Step 4: Simplify right side
    10,982,812.80x = 82,158,227,609,877.52
  5. Step 5: Solve for x
    x = 82,158,227,609,877.52/10,982,812.80
  6. Step 6: Final answer
    x = 7,480,618.04

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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.