Home / 8,618,045.70-11,892,806.25-4,697,715.96

Finding the Fourth Proportional to 8,618,045.70, 11,892,806.25 and 4,697,715.96

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Solution

The fourth proportional to 8,618,045.70, 11,892,806.25 and 4,697,715.96 is: 6,482,795.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,045.70 : 11,892,806.25 = 4,697,715.96 : x
  2. Step 2: Convert to fraction form
    8,618,045.70/11,892,806.25 = 4,697,715.96/x
  3. Step 3: Cross multiply
    8,618,045.70x = 11,892,806.25 × 4,697,715.96
  4. Step 4: Simplify right side
    8,618,045.70x = 55,869,025,729,812.75
  5. Step 5: Solve for x
    x = 55,869,025,729,812.75/8,618,045.70
  6. Step 6: Final answer
    x = 6,482,795.25

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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.