Home / 40,864,540.04-61,311,756.86-19,015,339.80

Finding the Fourth Proportional to 40,864,540.04, 61,311,756.86 and 19,015,339.80

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Solution

The fourth proportional to 40,864,540.04, 61,311,756.86 and 19,015,339.80 is: 28,529,964.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,864,540.04 : 61,311,756.86 = 19,015,339.80 : x
  2. Step 2: Convert to fraction form
    40,864,540.04/61,311,756.86 = 19,015,339.80/x
  3. Step 3: Cross multiply
    40,864,540.04x = 61,311,756.86 × 19,015,339.80
  4. Step 4: Simplify right side
    40,864,540.04x = 1,165,863,890,427,881
  5. Step 5: Solve for x
    x = 1,165,863,890,427,881/40,864,540.04
  6. Step 6: Final answer
    x = 28,529,964.84

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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.