Home / 5,032,909.78-6,946,040.76-2,858,151.51

Finding the Fourth Proportional to 5,032,909.78, 6,946,040.76 and 2,858,151.51

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Solution

The fourth proportional to 5,032,909.78, 6,946,040.76 and 2,858,151.51 is: 3,944,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032,909.78 : 6,946,040.76 = 2,858,151.51 : x
  2. Step 2: Convert to fraction form
    5,032,909.78/6,946,040.76 = 2,858,151.51/x
  3. Step 3: Cross multiply
    5,032,909.78x = 6,946,040.76 × 2,858,151.51
  4. Step 4: Simplify right side
    5,032,909.78x = 19,852,836,875,997.48
  5. Step 5: Solve for x
    x = 19,852,836,875,997.48/5,032,909.78
  6. Step 6: Final answer
    x = 3,944,604.17

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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.