Home / 40,821,270.50-61,231,905.84-16,886,742.50

Finding the Fourth Proportional to 40,821,270.50, 61,231,905.84 and 16,886,742.50

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Solution

The fourth proportional to 40,821,270.50, 61,231,905.84 and 16,886,742.50 is: 25,330,113.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,821,270.50 : 61,231,905.84 = 16,886,742.50 : x
  2. Step 2: Convert to fraction form
    40,821,270.50/61,231,905.84 = 16,886,742.50/x
  3. Step 3: Cross multiply
    40,821,270.50x = 61,231,905.84 × 16,886,742.50
  4. Step 4: Simplify right side
    40,821,270.50x = 1,034,007,426,704,326.25
  5. Step 5: Solve for x
    x = 1,034,007,426,704,326.25/40,821,270.50
  6. Step 6: Final answer
    x = 25,330,113.79

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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.