Home / 66,971,037.80-100,456,556.70-32,914,231.40

Finding the Fourth Proportional to 66,971,037.80, 100,456,556.70 and 32,914,231.40

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Solution

The fourth proportional to 66,971,037.80, 100,456,556.70 and 32,914,231.40 is: 49,371,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,971,037.80 : 100,456,556.70 = 32,914,231.40 : x
  2. Step 2: Convert to fraction form
    66,971,037.80/100,456,556.70 = 32,914,231.40/x
  3. Step 3: Cross multiply
    66,971,037.80x = 100,456,556.70 × 32,914,231.40
  4. Step 4: Simplify right side
    66,971,037.80x = 3,306,450,352,871,020.50
  5. Step 5: Solve for x
    x = 3,306,450,352,871,020.50/66,971,037.80
  6. Step 6: Final answer
    x = 49,371,347.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.