Home / 7,487,996.40-11,231,994.60-2,696,425.20

Finding the Fourth Proportional to 7,487,996.40, 11,231,994.60 and 2,696,425.20

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Solution

The fourth proportional to 7,487,996.40, 11,231,994.60 and 2,696,425.20 is: 4,044,637.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,996.40 : 11,231,994.60 = 2,696,425.20 : x
  2. Step 2: Convert to fraction form
    7,487,996.40/11,231,994.60 = 2,696,425.20/x
  3. Step 3: Cross multiply
    7,487,996.40x = 11,231,994.60 × 2,696,425.20
  4. Step 4: Simplify right side
    7,487,996.40x = 30,286,233,285,703.92
  5. Step 5: Solve for x
    x = 30,286,233,285,703.92/7,487,996.40
  6. Step 6: Final answer
    x = 4,044,637.80

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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.