Home / 49,923,421.20-74,892,130.20-19,624,237.20

Finding the Fourth Proportional to 49,923,421.20, 74,892,130.20 and 19,624,237.20

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Solution

The fourth proportional to 49,923,421.20, 74,892,130.20 and 19,624,237.20 is: 29,439,106.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,923,421.20 : 74,892,130.20 = 19,624,237.20 : x
  2. Step 2: Convert to fraction form
    49,923,421.20/74,892,130.20 = 19,624,237.20/x
  3. Step 3: Cross multiply
    49,923,421.20x = 74,892,130.20 × 19,624,237.20
  4. Step 4: Simplify right side
    49,923,421.20x = 1,469,700,927,458,083.50
  5. Step 5: Solve for x
    x = 1,469,700,927,458,083.50/49,923,421.20
  6. Step 6: Final answer
    x = 29,439,106.78

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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.