Home / 69,312,018.33-95,649,930.95-39,932,560.17

Finding the Fourth Proportional to 69,312,018.33, 95,649,930.95 and 39,932,560.17

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Solution

The fourth proportional to 69,312,018.33, 95,649,930.95 and 39,932,560.17 is: 55,106,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,312,018.33 : 95,649,930.95 = 39,932,560.17 : x
  2. Step 2: Convert to fraction form
    69,312,018.33/95,649,930.95 = 39,932,560.17/x
  3. Step 3: Cross multiply
    69,312,018.33x = 95,649,930.95 × 39,932,560.17
  4. Step 4: Simplify right side
    69,312,018.33x = 3,819,546,622,717,557.50
  5. Step 5: Solve for x
    x = 3,819,546,622,717,557.50/69,312,018.33
  6. Step 6: Final answer
    x = 55,106,556.05

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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.