Home / 8,986,301.70-13,479,452.55-2,921,021.70

Finding the Fourth Proportional to 8,986,301.70, 13,479,452.55 and 2,921,021.70

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Solution

The fourth proportional to 8,986,301.70, 13,479,452.55 and 2,921,021.70 is: 4,381,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,301.70 : 13,479,452.55 = 2,921,021.70 : x
  2. Step 2: Convert to fraction form
    8,986,301.70/13,479,452.55 = 2,921,021.70/x
  3. Step 3: Cross multiply
    8,986,301.70x = 13,479,452.55 × 2,921,021.70
  4. Step 4: Simplify right side
    8,986,301.70x = 39,373,773,402,670.34
  5. Step 5: Solve for x
    x = 39,373,773,402,670.34/8,986,301.70
  6. Step 6: Final answer
    x = 4,381,532.55

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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.