Home / 85,224,986.80-127,889,968.20-36,726,074.80

Finding the Fourth Proportional to 85,224,986.80, 127,889,968.20 and 36,726,074.80

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Solution

The fourth proportional to 85,224,986.80, 127,889,968.20 and 36,726,074.80 is: 55,111,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,224,986.80 : 127,889,968.20 = 36,726,074.80 : x
  2. Step 2: Convert to fraction form
    85,224,986.80/127,889,968.20 = 36,726,074.80/x
  3. Step 3: Cross multiply
    85,224,986.80x = 127,889,968.20 × 36,726,074.80
  4. Step 4: Simplify right side
    85,224,986.80x = 4,696,896,538,282,821
  5. Step 5: Solve for x
    x = 4,696,896,538,282,821/85,224,986.80
  6. Step 6: Final answer
    x = 55,111,730.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.