Home / 66,268,169.60-99,409,040.32-25,362,010.24

Finding the Fourth Proportional to 66,268,169.60, 99,409,040.32 and 25,362,010.24

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Solution

The fourth proportional to 66,268,169.60, 99,409,040.32 and 25,362,010.24 is: 38,045,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,268,169.60 : 99,409,040.32 = 25,362,010.24 : x
  2. Step 2: Convert to fraction form
    66,268,169.60/99,409,040.32 = 25,362,010.24/x
  3. Step 3: Cross multiply
    66,268,169.60x = 99,409,040.32 × 25,362,010.24
  4. Step 4: Simplify right side
    66,268,169.60x = 2,521,213,098,544,412.50
  5. Step 5: Solve for x
    x = 2,521,213,098,544,412.50/66,268,169.60
  6. Step 6: Final answer
    x = 38,045,612.45

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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.