Home / 16,776,863.60-25,127,970.60-13,790,879.60

Finding the Fourth Proportional to 16,776,863.60, 25,127,970.60 and 13,790,879.60

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Solution

The fourth proportional to 16,776,863.60, 25,127,970.60 and 13,790,879.60 is: 20,655,637.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776,863.60 : 25,127,970.60 = 13,790,879.60 : x
  2. Step 2: Convert to fraction form
    16,776,863.60/25,127,970.60 = 13,790,879.60/x
  3. Step 3: Cross multiply
    16,776,863.60x = 25,127,970.60 × 13,790,879.60
  4. Step 4: Simplify right side
    16,776,863.60x = 346,536,817,136,939.75
  5. Step 5: Solve for x
    x = 346,536,817,136,939.75/16,776,863.60
  6. Step 6: Final answer
    x = 20,655,637.75

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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.