Home / 15,980,789.41-23,988,242.70-6,887,374.63

Finding the Fourth Proportional to 15,980,789.41, 23,988,242.70 and 6,887,374.63

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Solution

The fourth proportional to 15,980,789.41, 23,988,242.70 and 6,887,374.63 is: 10,338,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,980,789.41 : 23,988,242.70 = 6,887,374.63 : x
  2. Step 2: Convert to fraction form
    15,980,789.41/23,988,242.70 = 6,887,374.63/x
  3. Step 3: Cross multiply
    15,980,789.41x = 23,988,242.70 × 6,887,374.63
  4. Step 4: Simplify right side
    15,980,789.41x = 165,216,014,190,262.69
  5. Step 5: Solve for x
    x = 165,216,014,190,262.69/15,980,789.41
  6. Step 6: Final answer
    x = 10,338,413.83

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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.