Home / 30,624,172.78-45,942,985.35-9,057,093.04

Finding the Fourth Proportional to 30,624,172.78, 45,942,985.35 and 9,057,093.04

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Solution

The fourth proportional to 30,624,172.78, 45,942,985.35 and 9,057,093.04 is: 13,587,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624,172.78 : 45,942,985.35 = 9,057,093.04 : x
  2. Step 2: Convert to fraction form
    30,624,172.78/45,942,985.35 = 9,057,093.04/x
  3. Step 3: Cross multiply
    30,624,172.78x = 45,942,985.35 × 9,057,093.04
  4. Step 4: Simplify right side
    30,624,172.78x = 416,109,892,850,306.94
  5. Step 5: Solve for x
    x = 416,109,892,850,306.94/30,624,172.78
  6. Step 6: Final answer
    x = 13,587,628.83

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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.