Home / 16,649,172.78-22,975,950.60-9,307,315.37

Finding the Fourth Proportional to 16,649,172.78, 22,975,950.60 and 9,307,315.37

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Solution

The fourth proportional to 16,649,172.78, 22,975,950.60 and 9,307,315.37 is: 12,844,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,649,172.78 : 22,975,950.60 = 9,307,315.37 : x
  2. Step 2: Convert to fraction form
    16,649,172.78/22,975,950.60 = 9,307,315.37/x
  3. Step 3: Cross multiply
    16,649,172.78x = 22,975,950.60 × 9,307,315.37
  4. Step 4: Simplify right side
    16,649,172.78x = 213,844,418,044,861
  5. Step 5: Solve for x
    x = 213,844,418,044,861/16,649,172.78
  6. Step 6: Final answer
    x = 12,844,146.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.