Home / 10,919,179.20-16,378,768.80-10,682,983.20

Finding the Fourth Proportional to 10,919,179.20, 16,378,768.80 and 10,682,983.20

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Solution

The fourth proportional to 10,919,179.20, 16,378,768.80 and 10,682,983.20 is: 16,024,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919,179.20 : 16,378,768.80 = 10,682,983.20 : x
  2. Step 2: Convert to fraction form
    10,919,179.20/16,378,768.80 = 10,682,983.20/x
  3. Step 3: Cross multiply
    10,919,179.20x = 16,378,768.80 × 10,682,983.20
  4. Step 4: Simplify right side
    10,919,179.20x = 174,974,111,927,084.16
  5. Step 5: Solve for x
    x = 174,974,111,927,084.16/10,919,179.20
  6. Step 6: Final answer
    x = 16,024,474.80

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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.