Home / 91,830,072.50-126,725,500.08-50,576,964.88

Finding the Fourth Proportional to 91,830,072.50, 126,725,500.08 and 50,576,964.88

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Solution

The fourth proportional to 91,830,072.50, 126,725,500.08 and 50,576,964.88 is: 69,796,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,830,072.50 : 126,725,500.08 = 50,576,964.88 : x
  2. Step 2: Convert to fraction form
    91,830,072.50/126,725,500.08 = 50,576,964.88/x
  3. Step 3: Cross multiply
    91,830,072.50x = 126,725,500.08 × 50,576,964.88
  4. Step 4: Simplify right side
    91,830,072.50x = 6,409,391,166,946,597
  5. Step 5: Solve for x
    x = 6,409,391,166,946,597/91,830,072.50
  6. Step 6: Final answer
    x = 69,796,211.55

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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.