Home / 49,833,140.20-74,669,228.70-28,203,418.60

Finding the Fourth Proportional to 49,833,140.20, 74,669,228.70 and 28,203,418.60

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Solution

The fourth proportional to 49,833,140.20, 74,669,228.70 and 28,203,418.60 is: 42,259,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,833,140.20 : 74,669,228.70 = 28,203,418.60 : x
  2. Step 2: Convert to fraction form
    49,833,140.20/74,669,228.70 = 28,203,418.60/x
  3. Step 3: Cross multiply
    49,833,140.20x = 74,669,228.70 × 28,203,418.60
  4. Step 4: Simplify right side
    49,833,140.20x = 2,105,927,513,565,234
  5. Step 5: Solve for x
    x = 2,105,927,513,565,234/49,833,140.20
  6. Step 6: Final answer
    x = 42,259,578.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.