Home / 38,378,672.76-52,988,133.31-22,702,733.19

Finding the Fourth Proportional to 38,378,672.76, 52,988,133.31 and 22,702,733.19

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Solution

The fourth proportional to 38,378,672.76, 52,988,133.31 and 22,702,733.19 is: 31,344,894.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,378,672.76 : 52,988,133.31 = 22,702,733.19 : x
  2. Step 2: Convert to fraction form
    38,378,672.76/52,988,133.31 = 22,702,733.19/x
  3. Step 3: Cross multiply
    38,378,672.76x = 52,988,133.31 × 22,702,733.19
  4. Step 4: Simplify right side
    38,378,672.76x = 1,202,975,452,773,081.75
  5. Step 5: Solve for x
    x = 1,202,975,452,773,081.75/38,378,672.76
  6. Step 6: Final answer
    x = 31,344,894.61

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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.