Home / 25,910,636.34-38,839,943.79-8,859,648.18

Finding the Fourth Proportional to 25,910,636.34, 38,839,943.79 and 8,859,648.18

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Solution

The fourth proportional to 25,910,636.34, 38,839,943.79 and 8,859,648.18 is: 13,280,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910,636.34 : 38,839,943.79 = 8,859,648.18 : x
  2. Step 2: Convert to fraction form
    25,910,636.34/38,839,943.79 = 8,859,648.18/x
  3. Step 3: Cross multiply
    25,910,636.34x = 38,839,943.79 × 8,859,648.18
  4. Step 4: Simplify right side
    25,910,636.34x = 344,108,237,310,375.81
  5. Step 5: Solve for x
    x = 344,108,237,310,375.81/25,910,636.34
  6. Step 6: Final answer
    x = 13,280,578.40

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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.