Home / 7,854,742.88-10,839,608.56-4,370,132.96

Finding the Fourth Proportional to 7,854,742.88, 10,839,608.56 and 4,370,132.96

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Solution

The fourth proportional to 7,854,742.88, 10,839,608.56 and 4,370,132.96 is: 6,030,818.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854,742.88 : 10,839,608.56 = 4,370,132.96 : x
  2. Step 2: Convert to fraction form
    7,854,742.88/10,839,608.56 = 4,370,132.96/x
  3. Step 3: Cross multiply
    7,854,742.88x = 10,839,608.56 × 4,370,132.96
  4. Step 4: Simplify right side
    7,854,742.88x = 47,370,530,641,554.14
  5. Step 5: Solve for x
    x = 47,370,530,641,554.14/7,854,742.88
  6. Step 6: Final answer
    x = 6,030,818.75

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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.