Home / 18,144,468.30-27,216,702.45-16,296,890.70

Finding the Fourth Proportional to 18,144,468.30, 27,216,702.45 and 16,296,890.70

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Solution

The fourth proportional to 18,144,468.30, 27,216,702.45 and 16,296,890.70 is: 24,445,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,468.30 : 27,216,702.45 = 16,296,890.70 : x
  2. Step 2: Convert to fraction form
    18,144,468.30/27,216,702.45 = 16,296,890.70/x
  3. Step 3: Cross multiply
    18,144,468.30x = 27,216,702.45 × 16,296,890.70
  4. Step 4: Simplify right side
    18,144,468.30x = 443,547,625,042,072.19
  5. Step 5: Solve for x
    x = 443,547,625,042,072.19/18,144,468.30
  6. Step 6: Final answer
    x = 24,445,336.05

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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.