Home / 25,563,770.56-35,278,873.92-15,118,740.57

Finding the Fourth Proportional to 25,563,770.56, 35,278,873.92 and 15,118,740.57

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Solution

The fourth proportional to 25,563,770.56, 35,278,873.92 and 15,118,740.57 is: 20,864,376.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,770.56 : 35,278,873.92 = 15,118,740.57 : x
  2. Step 2: Convert to fraction form
    25,563,770.56/35,278,873.92 = 15,118,740.57/x
  3. Step 3: Cross multiply
    25,563,770.56x = 35,278,873.92 × 15,118,740.57
  4. Step 4: Simplify right side
    25,563,770.56x = 533,372,142,530,514.75
  5. Step 5: Solve for x
    x = 533,372,142,530,514.75/25,563,770.56
  6. Step 6: Final answer
    x = 20,864,376.84

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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.