Home / 10,293,805.32-15,440,818.76-3,105,401.44

Finding the Fourth Proportional to 10,293,805.32, 15,440,818.76 and 3,105,401.44

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Solution

The fourth proportional to 10,293,805.32, 15,440,818.76 and 3,105,401.44 is: 4,658,135.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293,805.32 : 15,440,818.76 = 3,105,401.44 : x
  2. Step 2: Convert to fraction form
    10,293,805.32/15,440,818.76 = 3,105,401.44/x
  3. Step 3: Cross multiply
    10,293,805.32x = 15,440,818.76 × 3,105,401.44
  4. Step 4: Simplify right side
    10,293,805.32x = 47,949,940,812,083.02
  5. Step 5: Solve for x
    x = 47,949,940,812,083.02/10,293,805.32
  6. Step 6: Final answer
    x = 4,658,135.58

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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.