Home / 8,408,808.10-12,586,640.10-6,601,908.70

Finding the Fourth Proportional to 8,408,808.10, 12,586,640.10 and 6,601,908.70

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Solution

The fourth proportional to 8,408,808.10, 12,586,640.10 and 6,601,908.70 is: 9,882,000.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408,808.10 : 12,586,640.10 = 6,601,908.70 : x
  2. Step 2: Convert to fraction form
    8,408,808.10/12,586,640.10 = 6,601,908.70/x
  3. Step 3: Cross multiply
    8,408,808.10x = 12,586,640.10 × 6,601,908.70
  4. Step 4: Simplify right side
    8,408,808.10x = 83,095,848,779,958.88
  5. Step 5: Solve for x
    x = 83,095,848,779,958.88/8,408,808.10
  6. Step 6: Final answer
    x = 9,882,000.85

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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.