Home / 41,128,364.78-61,324,848.71-39,998,388.35

Finding the Fourth Proportional to 41,128,364.78, 61,324,848.71 and 39,998,388.35

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Solution

The fourth proportional to 41,128,364.78, 61,324,848.71 and 39,998,388.35 is: 59,639,986.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,128,364.78 : 61,324,848.71 = 39,998,388.35 : x
  2. Step 2: Convert to fraction form
    41,128,364.78/61,324,848.71 = 39,998,388.35/x
  3. Step 3: Cross multiply
    41,128,364.78x = 61,324,848.71 × 39,998,388.35
  4. Step 4: Simplify right side
    41,128,364.78x = 2,452,895,114,207,576.50
  5. Step 5: Solve for x
    x = 2,452,895,114,207,576.50/41,128,364.78
  6. Step 6: Final answer
    x = 59,639,986.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.