Home / 18,753,195.84-28,134,036.04-5,974,428.48

Finding the Fourth Proportional to 18,753,195.84, 28,134,036.04 and 5,974,428.48

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Solution

The fourth proportional to 18,753,195.84, 28,134,036.04 and 5,974,428.48 is: 8,962,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,753,195.84 : 28,134,036.04 = 5,974,428.48 : x
  2. Step 2: Convert to fraction form
    18,753,195.84/28,134,036.04 = 5,974,428.48/x
  3. Step 3: Cross multiply
    18,753,195.84x = 28,134,036.04 × 5,974,428.48
  4. Step 4: Simplify right side
    18,753,195.84x = 168,084,786,174,722.44
  5. Step 5: Solve for x
    x = 168,084,786,174,722.44/18,753,195.84
  6. Step 6: Final answer
    x = 8,962,994.23

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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.