Home / 6,144,723-9,217,997.55-1,988,734.08

Finding the Fourth Proportional to 6,144,723, 9,217,997.55 and 1,988,734.08

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Solution

The fourth proportional to 6,144,723, 9,217,997.55 and 1,988,734.08 is: 2,983,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144,723 : 9,217,997.55 = 1,988,734.08 : x
  2. Step 2: Convert to fraction form
    6,144,723/9,217,997.55 = 1,988,734.08/x
  3. Step 3: Cross multiply
    6,144,723x = 9,217,997.55 × 1,988,734.08
  4. Step 4: Simplify right side
    6,144,723x = 18,332,145,877,041.51
  5. Step 5: Solve for x
    x = 18,332,145,877,041.51/6,144,723
  6. Step 6: Final answer
    x = 2,983,396.63

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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.