Home / 16,786,015.20-25,179,022.80-4,655,455.20

Finding the Fourth Proportional to 16,786,015.20, 25,179,022.80 and 4,655,455.20

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Solution

The fourth proportional to 16,786,015.20, 25,179,022.80 and 4,655,455.20 is: 6,983,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786,015.20 : 25,179,022.80 = 4,655,455.20 : x
  2. Step 2: Convert to fraction form
    16,786,015.20/25,179,022.80 = 4,655,455.20/x
  3. Step 3: Cross multiply
    16,786,015.20x = 25,179,022.80 × 4,655,455.20
  4. Step 4: Simplify right side
    16,786,015.20x = 117,219,812,625,178.56
  5. Step 5: Solve for x
    x = 117,219,812,625,178.56/16,786,015.20
  6. Step 6: Final answer
    x = 6,983,182.80

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1.5x scale

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.