Home / 49,788,005.20-74,682,007.80-36,236,259.70

Finding the Fourth Proportional to 49,788,005.20, 74,682,007.80 and 36,236,259.70

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Solution

The fourth proportional to 49,788,005.20, 74,682,007.80 and 36,236,259.70 is: 54,354,389.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788,005.20 : 74,682,007.80 = 36,236,259.70 : x
  2. Step 2: Convert to fraction form
    49,788,005.20/74,682,007.80 = 36,236,259.70/x
  3. Step 3: Cross multiply
    49,788,005.20x = 74,682,007.80 × 36,236,259.70
  4. Step 4: Simplify right side
    49,788,005.20x = 2,706,196,629,558,226
  5. Step 5: Solve for x
    x = 2,706,196,629,558,226/49,788,005.20
  6. Step 6: Final answer
    x = 54,354,389.55

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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.