Home / 18,539,265.96-25,583,295.60-10,279,663.92

Finding the Fourth Proportional to 18,539,265.96, 25,583,295.60 and 10,279,663.92

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Solution

The fourth proportional to 18,539,265.96, 25,583,295.60 and 10,279,663.92 is: 14,185,441.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539,265.96 : 25,583,295.60 = 10,279,663.92 : x
  2. Step 2: Convert to fraction form
    18,539,265.96/25,583,295.60 = 10,279,663.92/x
  3. Step 3: Cross multiply
    18,539,265.96x = 25,583,295.60 × 10,279,663.92
  4. Step 4: Simplify right side
    18,539,265.96x = 262,987,680,734,014.75
  5. Step 5: Solve for x
    x = 262,987,680,734,014.75/18,539,265.96
  6. Step 6: Final answer
    x = 14,185,441.93

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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.