Home / 63,407,733.15-87,502,684.55-38,627,912.51

Finding the Fourth Proportional to 63,407,733.15, 87,502,684.55 and 38,627,912.51

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Solution

The fourth proportional to 63,407,733.15, 87,502,684.55 and 38,627,912.51 is: 53,306,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,407,733.15 : 87,502,684.55 = 38,627,912.51 : x
  2. Step 2: Convert to fraction form
    63,407,733.15/87,502,684.55 = 38,627,912.51/x
  3. Step 3: Cross multiply
    63,407,733.15x = 87,502,684.55 × 38,627,912.51
  4. Step 4: Simplify right side
    63,407,733.15x = 3,380,046,042,556,876
  5. Step 5: Solve for x
    x = 3,380,046,042,556,876/63,407,733.15
  6. Step 6: Final answer
    x = 53,306,527.05

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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.