Home / 5,043,128.09-6,959,483.78-2,867,671.40

Finding the Fourth Proportional to 5,043,128.09, 6,959,483.78 and 2,867,671.40

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Solution

The fourth proportional to 5,043,128.09, 6,959,483.78 and 2,867,671.40 is: 3,957,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043,128.09 : 6,959,483.78 = 2,867,671.40 : x
  2. Step 2: Convert to fraction form
    5,043,128.09/6,959,483.78 = 2,867,671.40/x
  3. Step 3: Cross multiply
    5,043,128.09x = 6,959,483.78 × 2,867,671.40
  4. Step 4: Simplify right side
    5,043,128.09x = 19,957,512,545,534.12
  5. Step 5: Solve for x
    x = 19,957,512,545,534.12/5,043,128.09
  6. Step 6: Final answer
    x = 3,957,367.77

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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.