Home / 9,051,800.82-13,578,126.47-2,987,062.78

Finding the Fourth Proportional to 9,051,800.82, 13,578,126.47 and 2,987,062.78

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Solution

The fourth proportional to 9,051,800.82, 13,578,126.47 and 2,987,062.78 is: 4,480,734.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051,800.82 : 13,578,126.47 = 2,987,062.78 : x
  2. Step 2: Convert to fraction form
    9,051,800.82/13,578,126.47 = 2,987,062.78/x
  3. Step 3: Cross multiply
    9,051,800.82x = 13,578,126.47 × 2,987,062.78
  4. Step 4: Simplify right side
    9,051,800.82x = 40,558,716,200,669.79
  5. Step 5: Solve for x
    x = 40,558,716,200,669.79/9,051,800.82
  6. Step 6: Final answer
    x = 4,480,734.50

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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.