Home / 91,214,460.96-125,877,591.76-49,958,696.16

Finding the Fourth Proportional to 91,214,460.96, 125,877,591.76 and 49,958,696.16

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Solution

The fourth proportional to 91,214,460.96, 125,877,591.76 and 49,958,696.16 is: 68,943,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,214,460.96 : 125,877,591.76 = 49,958,696.16 : x
  2. Step 2: Convert to fraction form
    91,214,460.96/125,877,591.76 = 49,958,696.16/x
  3. Step 3: Cross multiply
    91,214,460.96x = 125,877,591.76 × 49,958,696.16
  4. Step 4: Simplify right side
    91,214,460.96x = 6,288,680,360,090,359
  5. Step 5: Solve for x
    x = 6,288,680,360,090,359/91,214,460.96
  6. Step 6: Final answer
    x = 68,943,896.55

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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.