Home / 5,188,883.15-7,776,573.55-2,111,287.37

Finding the Fourth Proportional to 5,188,883.15, 7,776,573.55 and 2,111,287.37

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Solution

The fourth proportional to 5,188,883.15, 7,776,573.55 and 2,111,287.37 is: 3,164,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,883.15 : 7,776,573.55 = 2,111,287.37 : x
  2. Step 2: Convert to fraction form
    5,188,883.15/7,776,573.55 = 2,111,287.37/x
  3. Step 3: Cross multiply
    5,188,883.15x = 7,776,573.55 × 2,111,287.37
  4. Step 4: Simplify right side
    5,188,883.15x = 16,418,581,473,829.98
  5. Step 5: Solve for x
    x = 16,418,581,473,829.98/5,188,883.15
  6. Step 6: Final answer
    x = 3,164,184.08

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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.