Home / 7,385,627.40-11,072,220.30-3,839,771.40

Finding the Fourth Proportional to 7,385,627.40, 11,072,220.30 and 3,839,771.40

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Solution

The fourth proportional to 7,385,627.40, 11,072,220.30 and 3,839,771.40 is: 5,756,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,627.40 : 11,072,220.30 = 3,839,771.40 : x
  2. Step 2: Convert to fraction form
    7,385,627.40/11,072,220.30 = 3,839,771.40/x
  3. Step 3: Cross multiply
    7,385,627.40x = 11,072,220.30 × 3,839,771.40
  4. Step 4: Simplify right side
    7,385,627.40x = 42,514,794,842,439.42
  5. Step 5: Solve for x
    x = 42,514,794,842,439.42/7,385,627.40
  6. Step 6: Final answer
    x = 5,756,422.92

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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.