Home / 39,402,001.80-59,103,002.70-13,871,838.60

Finding the Fourth Proportional to 39,402,001.80, 59,103,002.70 and 13,871,838.60

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Solution

The fourth proportional to 39,402,001.80, 59,103,002.70 and 13,871,838.60 is: 20,807,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402,001.80 : 59,103,002.70 = 13,871,838.60 : x
  2. Step 2: Convert to fraction form
    39,402,001.80/59,103,002.70 = 13,871,838.60/x
  3. Step 3: Cross multiply
    39,402,001.80x = 59,103,002.70 × 13,871,838.60
  4. Step 4: Simplify right side
    39,402,001.80x = 819,867,314,229,764.25
  5. Step 5: Solve for x
    x = 819,867,314,229,764.25/39,402,001.80
  6. Step 6: Final answer
    x = 20,807,757.90

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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.