Home / 10,902,360.30-16,353,540.45-6,640,334.70

Finding the Fourth Proportional to 10,902,360.30, 16,353,540.45 and 6,640,334.70

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Solution

The fourth proportional to 10,902,360.30, 16,353,540.45 and 6,640,334.70 is: 9,960,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,360.30 : 16,353,540.45 = 6,640,334.70 : x
  2. Step 2: Convert to fraction form
    10,902,360.30/16,353,540.45 = 6,640,334.70/x
  3. Step 3: Cross multiply
    10,902,360.30x = 16,353,540.45 × 6,640,334.70
  4. Step 4: Simplify right side
    10,902,360.30x = 108,592,982,117,988.61
  5. Step 5: Solve for x
    x = 108,592,982,117,988.61/10,902,360.30
  6. Step 6: Final answer
    x = 9,960,502.05

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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.