Home / 7,150,307.45-10,711,100.80-3,306,742.43

Finding the Fourth Proportional to 7,150,307.45, 10,711,100.80 and 3,306,742.43

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Solution

The fourth proportional to 7,150,307.45, 10,711,100.80 and 3,306,742.43 is: 4,953,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,307.45 : 10,711,100.80 = 3,306,742.43 : x
  2. Step 2: Convert to fraction form
    7,150,307.45/10,711,100.80 = 3,306,742.43/x
  3. Step 3: Cross multiply
    7,150,307.45x = 10,711,100.80 × 3,306,742.43
  4. Step 4: Simplify right side
    7,150,307.45x = 35,418,851,417,277.73
  5. Step 5: Solve for x
    x = 35,418,851,417,277.73/7,150,307.45
  6. Step 6: Final answer
    x = 4,953,472.52

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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.