Home / 7,230,216.72-10,845,278.24-1,838,820.56

Finding the Fourth Proportional to 7,230,216.72, 10,845,278.24 and 1,838,820.56

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Solution

The fourth proportional to 7,230,216.72, 10,845,278.24 and 1,838,820.56 is: 2,758,218.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,216.72 : 10,845,278.24 = 1,838,820.56 : x
  2. Step 2: Convert to fraction form
    7,230,216.72/10,845,278.24 = 1,838,820.56/x
  3. Step 3: Cross multiply
    7,230,216.72x = 10,845,278.24 × 1,838,820.56
  4. Step 4: Simplify right side
    7,230,216.72x = 19,942,520,606,632.62
  5. Step 5: Solve for x
    x = 19,942,520,606,632.62/7,230,216.72
  6. Step 6: Final answer
    x = 2,758,218.93

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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.