Home / 5,871,906.80-8,807,860.20-5,125,410.80

Finding the Fourth Proportional to 5,871,906.80, 8,807,860.20 and 5,125,410.80

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Solution

The fourth proportional to 5,871,906.80, 8,807,860.20 and 5,125,410.80 is: 7,688,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871,906.80 : 8,807,860.20 = 5,125,410.80 : x
  2. Step 2: Convert to fraction form
    5,871,906.80/8,807,860.20 = 5,125,410.80/x
  3. Step 3: Cross multiply
    5,871,906.80x = 8,807,860.20 × 5,125,410.80
  4. Step 4: Simplify right side
    5,871,906.80x = 45,143,901,793,970.16
  5. Step 5: Solve for x
    x = 45,143,901,793,970.16/5,871,906.80
  6. Step 6: Final answer
    x = 7,688,116.20

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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.