Home / 19,041,470.98-28,542,273.60-7,968,886.66

Finding the Fourth Proportional to 19,041,470.98, 28,542,273.60 and 7,968,886.66

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Solution

The fourth proportional to 19,041,470.98, 28,542,273.60 and 7,968,886.66 is: 11,944,988.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041,470.98 : 28,542,273.60 = 7,968,886.66 : x
  2. Step 2: Convert to fraction form
    19,041,470.98/28,542,273.60 = 7,968,886.66/x
  3. Step 3: Cross multiply
    19,041,470.98x = 28,542,273.60 × 7,968,886.66
  4. Step 4: Simplify right side
    19,041,470.98x = 227,450,143,337,110.19
  5. Step 5: Solve for x
    x = 227,450,143,337,110.19/19,041,470.98
  6. Step 6: Final answer
    x = 11,944,988.05

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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.