Home / 49,821,008.40-74,733,845.40-15,745,021.20

Finding the Fourth Proportional to 49,821,008.40, 74,733,845.40 and 15,745,021.20

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Solution

The fourth proportional to 49,821,008.40, 74,733,845.40 and 15,745,021.20 is: 23,618,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,821,008.40 : 74,733,845.40 = 15,745,021.20 : x
  2. Step 2: Convert to fraction form
    49,821,008.40/74,733,845.40 = 15,745,021.20/x
  3. Step 3: Cross multiply
    49,821,008.40x = 74,733,845.40 × 15,745,021.20
  4. Step 4: Simplify right side
    49,821,008.40x = 1,176,685,980,180,522.50
  5. Step 5: Solve for x
    x = 1,176,685,980,180,522.50/49,821,008.40
  6. Step 6: Final answer
    x = 23,618,269.04

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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.