Home / 35,890,164.62-49,528,628.94-20,420,249.25

Finding the Fourth Proportional to 35,890,164.62, 49,528,628.94 and 20,420,249.25

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Solution

The fourth proportional to 35,890,164.62, 49,528,628.94 and 20,420,249.25 is: 28,180,058.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890,164.62 : 49,528,628.94 = 20,420,249.25 : x
  2. Step 2: Convert to fraction form
    35,890,164.62/49,528,628.94 = 20,420,249.25/x
  3. Step 3: Cross multiply
    35,890,164.62x = 49,528,628.94 × 20,420,249.25
  4. Step 4: Simplify right side
    35,890,164.62x = 1,011,386,948,227,871.62
  5. Step 5: Solve for x
    x = 1,011,386,948,227,871.62/35,890,164.62
  6. Step 6: Final answer
    x = 28,180,058.77

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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.