Home / 12,304,029.20-18,456,043.80-8,902,806.80

Finding the Fourth Proportional to 12,304,029.20, 18,456,043.80 and 8,902,806.80

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Solution

The fourth proportional to 12,304,029.20, 18,456,043.80 and 8,902,806.80 is: 13,354,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,029.20 : 18,456,043.80 = 8,902,806.80 : x
  2. Step 2: Convert to fraction form
    12,304,029.20/18,456,043.80 = 8,902,806.80/x
  3. Step 3: Cross multiply
    12,304,029.20x = 18,456,043.80 × 8,902,806.80
  4. Step 4: Simplify right side
    12,304,029.20x = 164,310,592,243,737.88
  5. Step 5: Solve for x
    x = 164,310,592,243,737.88/12,304,029.20
  6. Step 6: Final answer
    x = 13,354,210.20

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1.5x scale

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.