Home / 13,412,368.30-20,118,552.45-4,892,982.70

Finding the Fourth Proportional to 13,412,368.30, 20,118,552.45 and 4,892,982.70

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Solution

The fourth proportional to 13,412,368.30, 20,118,552.45 and 4,892,982.70 is: 7,339,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412,368.30 : 20,118,552.45 = 4,892,982.70 : x
  2. Step 2: Convert to fraction form
    13,412,368.30/20,118,552.45 = 4,892,982.70/x
  3. Step 3: Cross multiply
    13,412,368.30x = 20,118,552.45 × 4,892,982.70
  4. Step 4: Simplify right side
    13,412,368.30x = 98,439,729,086,892.61
  5. Step 5: Solve for x
    x = 98,439,729,086,892.61/13,412,368.30
  6. Step 6: Final answer
    x = 7,339,474.05

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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.