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Finding the Fourth Proportional to 9,786,659.12, 14,679,988.68 and 3,055,649.84

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Solution

The fourth proportional to 9,786,659.12, 14,679,988.68 and 3,055,649.84 is: 4,583,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786,659.12 : 14,679,988.68 = 3,055,649.84 : x
  2. Step 2: Convert to fraction form
    9,786,659.12/14,679,988.68 = 3,055,649.84/x
  3. Step 3: Cross multiply
    9,786,659.12x = 14,679,988.68 × 3,055,649.84
  4. Step 4: Simplify right side
    9,786,659.12x = 44,856,905,061,243.80
  5. Step 5: Solve for x
    x = 44,856,905,061,243.80/9,786,659.12
  6. Step 6: Final answer
    x = 4,583,474.76

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Double scale
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Similar ratio
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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.