Home / 16,915,750.74-23,343,959.97-9,180,885.78

Finding the Fourth Proportional to 16,915,750.74, 23,343,959.97 and 9,180,885.78

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Solution

The fourth proportional to 16,915,750.74, 23,343,959.97 and 9,180,885.78 is: 12,669,743.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,750.74 : 23,343,959.97 = 9,180,885.78 : x
  2. Step 2: Convert to fraction form
    16,915,750.74/23,343,959.97 = 9,180,885.78/x
  3. Step 3: Cross multiply
    16,915,750.74x = 23,343,959.97 × 9,180,885.78
  4. Step 4: Simplify right side
    16,915,750.74x = 214,318,230,137,462.19
  5. Step 5: Solve for x
    x = 214,318,230,137,462.19/16,915,750.74
  6. Step 6: Final answer
    x = 12,669,743.92

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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.