Home / 16,948,379.46-23,388,915.87-9,213,436.74

Finding the Fourth Proportional to 16,948,379.46, 23,388,915.87 and 9,213,436.74

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Solution

The fourth proportional to 16,948,379.46, 23,388,915.87 and 9,213,436.74 is: 12,714,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948,379.46 : 23,388,915.87 = 9,213,436.74 : x
  2. Step 2: Convert to fraction form
    16,948,379.46/23,388,915.87 = 9,213,436.74/x
  3. Step 3: Cross multiply
    16,948,379.46x = 23,388,915.87 × 9,213,436.74
  4. Step 4: Simplify right side
    16,948,379.46x = 215,492,296,785,427.09
  5. Step 5: Solve for x
    x = 215,492,296,785,427.09/16,948,379.46
  6. Step 6: Final answer
    x = 12,714,625.45

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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.