Home / 7,839,948.54-10,818,761.04-4,355,512.20

Finding the Fourth Proportional to 7,839,948.54, 10,818,761.04 and 4,355,512.20

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Solution

The fourth proportional to 7,839,948.54, 10,818,761.04 and 4,355,512.20 is: 6,010,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839,948.54 : 10,818,761.04 = 4,355,512.20 : x
  2. Step 2: Convert to fraction form
    7,839,948.54/10,818,761.04 = 4,355,512.20/x
  3. Step 3: Cross multiply
    7,839,948.54x = 10,818,761.04 × 4,355,512.20
  4. Step 4: Simplify right side
    7,839,948.54x = 47,121,245,698,604.69
  5. Step 5: Solve for x
    x = 47,121,245,698,604.69/7,839,948.54
  6. Step 6: Final answer
    x = 6,010,402.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.