Home / 8,803,881.20-13,205,821.80-4,020,912.20

Finding the Fourth Proportional to 8,803,881.20, 13,205,821.80 and 4,020,912.20

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Solution

The fourth proportional to 8,803,881.20, 13,205,821.80 and 4,020,912.20 is: 6,031,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803,881.20 : 13,205,821.80 = 4,020,912.20 : x
  2. Step 2: Convert to fraction form
    8,803,881.20/13,205,821.80 = 4,020,912.20/x
  3. Step 3: Cross multiply
    8,803,881.20x = 13,205,821.80 × 4,020,912.20
  4. Step 4: Simplify right side
    8,803,881.20x = 53,099,449,986,645.97
  5. Step 5: Solve for x
    x = 53,099,449,986,645.97/8,803,881.20
  6. Step 6: Final answer
    x = 6,031,368.30

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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.