Home / 10,808,156.72-14,913,783.22-6,456,319.24

Finding the Fourth Proportional to 10,808,156.72, 14,913,783.22 and 6,456,319.24

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Solution

The fourth proportional to 10,808,156.72, 14,913,783.22 and 6,456,319.24 is: 8,908,840.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808,156.72 : 14,913,783.22 = 6,456,319.24 : x
  2. Step 2: Convert to fraction form
    10,808,156.72/14,913,783.22 = 6,456,319.24/x
  3. Step 3: Cross multiply
    10,808,156.72x = 14,913,783.22 × 6,456,319.24
  4. Step 4: Simplify right side
    10,808,156.72x = 96,288,145,491,049.89
  5. Step 5: Solve for x
    x = 96,288,145,491,049.89/10,808,156.72
  6. Step 6: Final answer
    x = 8,908,840.61

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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.