Home / 8,230,005.65-12,294,952.45-5,327,728.83

Finding the Fourth Proportional to 8,230,005.65, 12,294,952.45 and 5,327,728.83

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Solution

The fourth proportional to 8,230,005.65, 12,294,952.45 and 5,327,728.83 is: 7,959,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230,005.65 : 12,294,952.45 = 5,327,728.83 : x
  2. Step 2: Convert to fraction form
    8,230,005.65/12,294,952.45 = 5,327,728.83/x
  3. Step 3: Cross multiply
    8,230,005.65x = 12,294,952.45 × 5,327,728.83
  4. Step 4: Simplify right side
    8,230,005.65x = 65,504,172,618,024.81
  5. Step 5: Solve for x
    x = 65,504,172,618,024.81/8,230,005.65
  6. Step 6: Final answer
    x = 7,959,189.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.