Home / 7,879,175.82-10,871,411.37-4,781,629.98

Finding the Fourth Proportional to 7,879,175.82, 10,871,411.37 and 4,781,629.98

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Solution

The fourth proportional to 7,879,175.82, 10,871,411.37 and 4,781,629.98 is: 6,597,525.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,175.82 : 10,871,411.37 = 4,781,629.98 : x
  2. Step 2: Convert to fraction form
    7,879,175.82/10,871,411.37 = 4,781,629.98/x
  3. Step 3: Cross multiply
    7,879,175.82x = 10,871,411.37 × 4,781,629.98
  4. Step 4: Simplify right side
    7,879,175.82x = 51,983,066,531,704.88
  5. Step 5: Solve for x
    x = 51,983,066,531,704.88/7,879,175.82
  6. Step 6: Final answer
    x = 6,597,525.90

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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.