Home / 55,218,350.40-82,733,047.20-34,999,972.80

Finding the Fourth Proportional to 55,218,350.40, 82,733,047.20 and 34,999,972.80

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Solution

The fourth proportional to 55,218,350.40, 82,733,047.20 and 34,999,972.80 is: 52,440,074.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,218,350.40 : 82,733,047.20 = 34,999,972.80 : x
  2. Step 2: Convert to fraction form
    55,218,350.40/82,733,047.20 = 34,999,972.80/x
  3. Step 3: Cross multiply
    55,218,350.40x = 82,733,047.20 × 34,999,972.80
  4. Step 4: Simplify right side
    55,218,350.40x = 2,895,654,401,661,116
  5. Step 5: Solve for x
    x = 2,895,654,401,661,116/55,218,350.40
  6. Step 6: Final answer
    x = 52,440,074.37

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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.