Home / 10,857,848.17-16,286,761.72-2,770,823.86

Finding the Fourth Proportional to 10,857,848.17, 16,286,761.72 and 2,770,823.86

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Solution

The fourth proportional to 10,857,848.17, 16,286,761.72 and 2,770,823.86 is: 4,156,233.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857,848.17 : 16,286,761.72 = 2,770,823.86 : x
  2. Step 2: Convert to fraction form
    10,857,848.17/16,286,761.72 = 2,770,823.86/x
  3. Step 3: Cross multiply
    10,857,848.17x = 16,286,761.72 × 2,770,823.86
  4. Step 4: Simplify right side
    10,857,848.17x = 45,127,747,968,983.58
  5. Step 5: Solve for x
    x = 45,127,747,968,983.58/10,857,848.17
  6. Step 6: Final answer
    x = 4,156,233.10

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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.