Home / 36,124,485.84-49,838,920.92-21,428,895.60

Finding the Fourth Proportional to 36,124,485.84, 49,838,920.92 and 21,428,895.60

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Solution

The fourth proportional to 36,124,485.84, 49,838,920.92 and 21,428,895.60 is: 29,564,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124,485.84 : 49,838,920.92 = 21,428,895.60 : x
  2. Step 2: Convert to fraction form
    36,124,485.84/49,838,920.92 = 21,428,895.60/x
  3. Step 3: Cross multiply
    36,124,485.84x = 49,838,920.92 × 21,428,895.60
  4. Step 4: Simplify right side
    36,124,485.84x = 1,067,993,033,211,336.12
  5. Step 5: Solve for x
    x = 1,067,993,033,211,336.12/36,124,485.84
  6. Step 6: Final answer
    x = 29,564,241.77

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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.