Home / 91,739,113.25-126,599,996.93-50,486,005.62

Finding the Fourth Proportional to 91,739,113.25, 126,599,996.93 and 50,486,005.62

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Solution

The fourth proportional to 91,739,113.25, 126,599,996.93 and 50,486,005.62 is: 69,670,699.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,739,113.25 : 126,599,996.93 = 50,486,005.62 : x
  2. Step 2: Convert to fraction form
    91,739,113.25/126,599,996.93 = 50,486,005.62/x
  3. Step 3: Cross multiply
    91,739,113.25x = 126,599,996.93 × 50,486,005.62
  4. Step 4: Simplify right side
    91,739,113.25x = 6,391,528,156,407,068
  5. Step 5: Solve for x
    x = 6,391,528,156,407,068/91,739,113.25
  6. Step 6: Final answer
    x = 69,670,699.12

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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.