Home / 11,918,084.80-17,877,127.20-2,942,636.80

Finding the Fourth Proportional to 11,918,084.80, 17,877,127.20 and 2,942,636.80

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Solution

The fourth proportional to 11,918,084.80, 17,877,127.20 and 2,942,636.80 is: 4,413,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918,084.80 : 17,877,127.20 = 2,942,636.80 : x
  2. Step 2: Convert to fraction form
    11,918,084.80/17,877,127.20 = 2,942,636.80/x
  3. Step 3: Cross multiply
    11,918,084.80x = 17,877,127.20 × 2,942,636.80
  4. Step 4: Simplify right side
    11,918,084.80x = 52,605,892,377,000.95
  5. Step 5: Solve for x
    x = 52,605,892,377,000.95/11,918,084.80
  6. Step 6: Final answer
    x = 4,413,955.20

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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.