Home / 91,936,802.52-126,873,765.18-50,685,171.12

Finding the Fourth Proportional to 91,936,802.52, 126,873,765.18 and 50,685,171.12

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Solution

The fourth proportional to 91,936,802.52, 126,873,765.18 and 50,685,171.12 is: 69,946,075.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,936,802.52 : 126,873,765.18 = 50,685,171.12 : x
  2. Step 2: Convert to fraction form
    91,936,802.52/126,873,765.18 = 50,685,171.12/x
  3. Step 3: Cross multiply
    91,936,802.52x = 126,873,765.18 × 50,685,171.12
  4. Step 4: Simplify right side
    91,936,802.52x = 6,430,618,498,786,998
  5. Step 5: Solve for x
    x = 6,430,618,498,786,998/91,936,802.52
  6. Step 6: Final answer
    x = 69,946,075.16

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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.