Home / 10,781,939.12-14,879,382.55-5,887,472.00

Finding the Fourth Proportional to 10,781,939.12, 14,879,382.55 and 5,887,472.00

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Solution

The fourth proportional to 10,781,939.12, 14,879,382.55 and 5,887,472.00 is: 8,124,878.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,939.12 : 14,879,382.55 = 5,887,472.00 : x
  2. Step 2: Convert to fraction form
    10,781,939.12/14,879,382.55 = 5,887,472.00/x
  3. Step 3: Cross multiply
    10,781,939.12x = 14,879,382.55 × 5,887,472.00
  4. Step 4: Simplify right side
    10,781,939.12x = 87,601,948,051,298
  5. Step 5: Solve for x
    x = 87,601,948,051,298/10,781,939.12
  6. Step 6: Final answer
    x = 8,124,878.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.