Home / 7,650,528.39-10,557,729.18-4,212,761.22

Finding the Fourth Proportional to 7,650,528.39, 10,557,729.18 and 4,212,761.22

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Solution

The fourth proportional to 7,650,528.39, 10,557,729.18 and 4,212,761.22 is: 5,813,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,528.39 : 10,557,729.18 = 4,212,761.22 : x
  2. Step 2: Convert to fraction form
    7,650,528.39/10,557,729.18 = 4,212,761.22/x
  3. Step 3: Cross multiply
    7,650,528.39x = 10,557,729.18 × 4,212,761.22
  4. Step 4: Simplify right side
    7,650,528.39x = 44,477,192,060,766.40
  5. Step 5: Solve for x
    x = 44,477,192,060,766.40/7,650,528.39
  6. Step 6: Final answer
    x = 5,813,610.48

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1.5x scale

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.