Home / 72,224,947.62-108,345,641.90-26,188,499.16

Finding the Fourth Proportional to 72,224,947.62, 108,345,641.90 and 26,188,499.16

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Solution

The fourth proportional to 72,224,947.62, 108,345,641.90 and 26,188,499.16 is: 39,285,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,224,947.62 : 108,345,641.90 = 26,188,499.16 : x
  2. Step 2: Convert to fraction form
    72,224,947.62/108,345,641.90 = 26,188,499.16/x
  3. Step 3: Cross multiply
    72,224,947.62x = 108,345,641.90 × 26,188,499.16
  4. Step 4: Simplify right side
    72,224,947.62x = 2,837,409,751,756,868
  5. Step 5: Solve for x
    x = 2,837,409,751,756,868/72,224,947.62
  6. Step 6: Final answer
    x = 39,285,729.45

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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.