Home / 39,402,003.80-59,103,005.70-13,871,840.60

Finding the Fourth Proportional to 39,402,003.80, 59,103,005.70 and 13,871,840.60

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Solution

The fourth proportional to 39,402,003.80, 59,103,005.70 and 13,871,840.60 is: 20,807,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402,003.80 : 59,103,005.70 = 13,871,840.60 : x
  2. Step 2: Convert to fraction form
    39,402,003.80/59,103,005.70 = 13,871,840.60/x
  3. Step 3: Cross multiply
    39,402,003.80x = 59,103,005.70 × 13,871,840.60
  4. Step 4: Simplify right side
    39,402,003.80x = 819,867,474,051,291.50
  5. Step 5: Solve for x
    x = 819,867,474,051,291.50/39,402,003.80
  6. Step 6: Final answer
    x = 20,807,760.90

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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.