Home / 8,871,000.80-13,306,938.60-4,619,472.80

Finding the Fourth Proportional to 8,871,000.80, 13,306,938.60 and 4,619,472.80

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Solution

The fourth proportional to 8,871,000.80, 13,306,938.60 and 4,619,472.80 is: 6,929,436.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,000.80 : 13,306,938.60 = 4,619,472.80 : x
  2. Step 2: Convert to fraction form
    8,871,000.80/13,306,938.60 = 4,619,472.80/x
  3. Step 3: Cross multiply
    8,871,000.80x = 13,306,938.60 × 4,619,472.80
  4. Step 4: Simplify right side
    8,871,000.80x = 61,471,040,913,970.08
  5. Step 5: Solve for x
    x = 61,471,040,913,970.08/8,871,000.80
  6. Step 6: Final answer
    x = 6,929,436.97

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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.