Home / 91,966,461.38-126,916,781.46-50,152,815.06

Finding the Fourth Proportional to 91,966,461.38, 126,916,781.46 and 50,152,815.06

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Solution

The fourth proportional to 91,966,461.38, 126,916,781.46 and 50,152,815.06 is: 69,212,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,966,461.38 : 126,916,781.46 = 50,152,815.06 : x
  2. Step 2: Convert to fraction form
    91,966,461.38/126,916,781.46 = 50,152,815.06/x
  3. Step 3: Cross multiply
    91,966,461.38x = 126,916,781.46 × 50,152,815.06
  4. Step 4: Simplify right side
    91,966,461.38x = 6,365,233,868,573,817
  5. Step 5: Solve for x
    x = 6,365,233,868,573,817/91,966,461.38
  6. Step 6: Final answer
    x = 69,212,556.11

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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.