Home / 65,735,928.80-98,414,936.40-40,226,760.80

Finding the Fourth Proportional to 65,735,928.80, 98,414,936.40 and 40,226,760.80

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Solution

The fourth proportional to 65,735,928.80, 98,414,936.40 and 40,226,760.80 is: 60,224,510.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,735,928.80 : 98,414,936.40 = 40,226,760.80 : x
  2. Step 2: Convert to fraction form
    65,735,928.80/98,414,936.40 = 40,226,760.80/x
  3. Step 3: Cross multiply
    65,735,928.80x = 98,414,936.40 × 40,226,760.80
  4. Step 4: Simplify right side
    65,735,928.80x = 3,958,914,105,710,013
  5. Step 5: Solve for x
    x = 3,958,914,105,710,013/65,735,928.80
  6. Step 6: Final answer
    x = 60,224,510.07

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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.