Home / 39,789,772.80-59,640,422.40-17,066,803.20

Finding the Fourth Proportional to 39,789,772.80, 59,640,422.40 and 17,066,803.20

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Solution

The fourth proportional to 39,789,772.80, 59,640,422.40 and 17,066,803.20 is: 25,581,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,789,772.80 : 59,640,422.40 = 17,066,803.20 : x
  2. Step 2: Convert to fraction form
    39,789,772.80/59,640,422.40 = 17,066,803.20/x
  3. Step 3: Cross multiply
    39,789,772.80x = 59,640,422.40 × 17,066,803.20
  4. Step 4: Simplify right side
    39,789,772.80x = 1,017,871,351,865,671.62
  5. Step 5: Solve for x
    x = 1,017,871,351,865,671.62/39,789,772.80
  6. Step 6: Final answer
    x = 25,581,230.56

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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.