Home / 6,671,290.42-10,007,745.41-1,878,979.69

Finding the Fourth Proportional to 6,671,290.42, 10,007,745.41 and 1,878,979.69

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Solution

The fourth proportional to 6,671,290.42, 10,007,745.41 and 1,878,979.69 is: 2,818,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671,290.42 : 10,007,745.41 = 1,878,979.69 : x
  2. Step 2: Convert to fraction form
    6,671,290.42/10,007,745.41 = 1,878,979.69/x
  3. Step 3: Cross multiply
    6,671,290.42x = 10,007,745.41 × 1,878,979.69
  4. Step 4: Simplify right side
    6,671,290.42x = 18,804,350,368,080.72
  5. Step 5: Solve for x
    x = 18,804,350,368,080.72/6,671,290.42
  6. Step 6: Final answer
    x = 2,818,697.61

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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.