Home / 9,412,586.60-12,990,672.53-5,282,863.56

Finding the Fourth Proportional to 9,412,586.60, 12,990,672.53 and 5,282,863.56

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Solution

The fourth proportional to 9,412,586.60, 12,990,672.53 and 5,282,863.56 is: 7,291,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412,586.60 : 12,990,672.53 = 5,282,863.56 : x
  2. Step 2: Convert to fraction form
    9,412,586.60/12,990,672.53 = 5,282,863.56/x
  3. Step 3: Cross multiply
    9,412,586.60x = 12,990,672.53 × 5,282,863.56
  4. Step 4: Simplify right side
    9,412,586.60x = 68,627,950,502,215.69
  5. Step 5: Solve for x
    x = 68,627,950,502,215.69/9,412,586.60
  6. Step 6: Final answer
    x = 7,291,083.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.