Home / 10,449,012.10-15,673,518.15-7,898,095.30

Finding the Fourth Proportional to 10,449,012.10, 15,673,518.15 and 7,898,095.30

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Solution

The fourth proportional to 10,449,012.10, 15,673,518.15 and 7,898,095.30 is: 11,847,142.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449,012.10 : 15,673,518.15 = 7,898,095.30 : x
  2. Step 2: Convert to fraction form
    10,449,012.10/15,673,518.15 = 7,898,095.30/x
  3. Step 3: Cross multiply
    10,449,012.10x = 15,673,518.15 × 7,898,095.30
  4. Step 4: Simplify right side
    10,449,012.10x = 123,790,940,034,979.69
  5. Step 5: Solve for x
    x = 123,790,940,034,979.69/10,449,012.10
  6. Step 6: Final answer
    x = 11,847,142.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.