Home / 23,431,856.80-35,168,780.40-20,240,586.40

Finding the Fourth Proportional to 23,431,856.80, 35,168,780.40 and 20,240,586.40

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Solution

The fourth proportional to 23,431,856.80, 35,168,780.40 and 20,240,586.40 is: 30,379,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431,856.80 : 35,168,780.40 = 20,240,586.40 : x
  2. Step 2: Convert to fraction form
    23,431,856.80/35,168,780.40 = 20,240,586.40/x
  3. Step 3: Cross multiply
    23,431,856.80x = 35,168,780.40 × 20,240,586.40
  4. Step 4: Simplify right side
    23,431,856.80x = 711,836,738,268,826.50
  5. Step 5: Solve for x
    x = 711,836,738,268,826.50/23,431,856.80
  6. Step 6: Final answer
    x = 30,379,015.39

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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.