Home / 8,618,011.89-11,892,759.57-4,697,682.18

Finding the Fourth Proportional to 8,618,011.89, 11,892,759.57 and 4,697,682.18

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Solution

The fourth proportional to 8,618,011.89, 11,892,759.57 and 4,697,682.18 is: 6,482,748.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,011.89 : 11,892,759.57 = 4,697,682.18 : x
  2. Step 2: Convert to fraction form
    8,618,011.89/11,892,759.57 = 4,697,682.18/x
  3. Step 3: Cross multiply
    8,618,011.89x = 11,892,759.57 × 4,697,682.18
  4. Step 4: Simplify right side
    8,618,011.89x = 55,868,404,703,013.46
  5. Step 5: Solve for x
    x = 55,868,404,703,013.46/8,618,011.89
  6. Step 6: Final answer
    x = 6,482,748.62

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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.