Home / 21,978,044.20-32,967,066.30-15,175,599.40

Finding the Fourth Proportional to 21,978,044.20, 32,967,066.30 and 15,175,599.40

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Solution

The fourth proportional to 21,978,044.20, 32,967,066.30 and 15,175,599.40 is: 22,763,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,978,044.20 : 32,967,066.30 = 15,175,599.40 : x
  2. Step 2: Convert to fraction form
    21,978,044.20/32,967,066.30 = 15,175,599.40/x
  3. Step 3: Cross multiply
    21,978,044.20x = 32,967,066.30 × 15,175,599.40
  4. Step 4: Simplify right side
    21,978,044.20x = 500,294,991,562,040.25
  5. Step 5: Solve for x
    x = 500,294,991,562,040.25/21,978,044.20
  6. Step 6: Final answer
    x = 22,763,399.10

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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.