Home / 7,251,162.21-10,006,670.87-3,943,487.89

Finding the Fourth Proportional to 7,251,162.21, 10,006,670.87 and 3,943,487.89

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Solution

The fourth proportional to 7,251,162.21, 10,006,670.87 and 3,943,487.89 is: 5,442,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251,162.21 : 10,006,670.87 = 3,943,487.89 : x
  2. Step 2: Convert to fraction form
    7,251,162.21/10,006,670.87 = 3,943,487.89/x
  3. Step 3: Cross multiply
    7,251,162.21x = 10,006,670.87 × 3,943,487.89
  4. Step 4: Simplify right side
    7,251,162.21x = 39,461,185,395,060.77
  5. Step 5: Solve for x
    x = 39,461,185,395,060.77/7,251,162.21
  6. Step 6: Final answer
    x = 5,442,049.74

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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.