Home / 5,265,025.80-7,897,538.70-3,137,512.20

Finding the Fourth Proportional to 5,265,025.80, 7,897,538.70 and 3,137,512.20

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Solution

The fourth proportional to 5,265,025.80, 7,897,538.70 and 3,137,512.20 is: 4,706,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,025.80 : 7,897,538.70 = 3,137,512.20 : x
  2. Step 2: Convert to fraction form
    5,265,025.80/7,897,538.70 = 3,137,512.20/x
  3. Step 3: Cross multiply
    5,265,025.80x = 7,897,538.70 × 3,137,512.20
  4. Step 4: Simplify right side
    5,265,025.80x = 24,778,624,021,222.14
  5. Step 5: Solve for x
    x = 24,778,624,021,222.14/5,265,025.80
  6. Step 6: Final answer
    x = 4,706,268.30

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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.