Home / 18,012,879.67-27,020,980.52-5,882,406.70

Finding the Fourth Proportional to 18,012,879.67, 27,020,980.52 and 5,882,406.70

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Solution

The fourth proportional to 18,012,879.67, 27,020,980.52 and 5,882,406.70 is: 8,824,152.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012,879.67 : 27,020,980.52 = 5,882,406.70 : x
  2. Step 2: Convert to fraction form
    18,012,879.67/27,020,980.52 = 5,882,406.70/x
  3. Step 3: Cross multiply
    18,012,879.67x = 27,020,980.52 × 5,882,406.70
  4. Step 4: Simplify right side
    18,012,879.67x = 158,948,396,851,417.50
  5. Step 5: Solve for x
    x = 158,948,396,851,417.50/18,012,879.67
  6. Step 6: Final answer
    x = 8,824,152.48

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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.