Home / 39,957,955.80-59,912,662.26-15,667,781.28

Finding the Fourth Proportional to 39,957,955.80, 59,912,662.26 and 15,667,781.28

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Solution

The fourth proportional to 39,957,955.80, 59,912,662.26 and 15,667,781.28 is: 23,492,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,957,955.80 : 59,912,662.26 = 15,667,781.28 : x
  2. Step 2: Convert to fraction form
    39,957,955.80/59,912,662.26 = 15,667,781.28/x
  3. Step 3: Cross multiply
    39,957,955.80x = 59,912,662.26 × 15,667,781.28
  4. Step 4: Simplify right side
    39,957,955.80x = 938,698,488,192,190.38
  5. Step 5: Solve for x
    x = 938,698,488,192,190.38/39,957,955.80
  6. Step 6: Final answer
    x = 23,492,154.93

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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.