Home / 10,667,285.10-16,000,927.65-7,832,933.10

Finding the Fourth Proportional to 10,667,285.10, 16,000,927.65 and 7,832,933.10

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Solution

The fourth proportional to 10,667,285.10, 16,000,927.65 and 7,832,933.10 is: 11,749,399.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667,285.10 : 16,000,927.65 = 7,832,933.10 : x
  2. Step 2: Convert to fraction form
    10,667,285.10/16,000,927.65 = 7,832,933.10/x
  3. Step 3: Cross multiply
    10,667,285.10x = 16,000,927.65 × 7,832,933.10
  4. Step 4: Simplify right side
    10,667,285.10x = 125,334,195,820,390.22
  5. Step 5: Solve for x
    x = 125,334,195,820,390.22/10,667,285.10
  6. Step 6: Final answer
    x = 11,749,399.65

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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.