Home / 15,270,228.56-21,073,317.48-8,394,883.76

Finding the Fourth Proportional to 15,270,228.56, 21,073,317.48 and 8,394,883.76

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Solution

The fourth proportional to 15,270,228.56, 21,073,317.48 and 8,394,883.76 is: 11,585,160.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270,228.56 : 21,073,317.48 = 8,394,883.76 : x
  2. Step 2: Convert to fraction form
    15,270,228.56/21,073,317.48 = 8,394,883.76/x
  3. Step 3: Cross multiply
    15,270,228.56x = 21,073,317.48 × 8,394,883.76
  4. Step 4: Simplify right side
    15,270,228.56x = 176,908,050,682,176.12
  5. Step 5: Solve for x
    x = 176,908,050,682,176.12/15,270,228.56
  6. Step 6: Final answer
    x = 11,585,160.63

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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.