Home / 25,563,793.42-35,278,905.38-15,118,763.43

Finding the Fourth Proportional to 25,563,793.42, 35,278,905.38 and 15,118,763.43

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Solution

The fourth proportional to 25,563,793.42, 35,278,905.38 and 15,118,763.43 is: 20,864,408.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,793.42 : 35,278,905.38 = 15,118,763.43 : x
  2. Step 2: Convert to fraction form
    25,563,793.42/35,278,905.38 = 15,118,763.43/x
  3. Step 3: Cross multiply
    25,563,793.42x = 35,278,905.38 × 15,118,763.43
  4. Step 4: Simplify right side
    25,563,793.42x = 533,373,424,424,527.81
  5. Step 5: Solve for x
    x = 533,373,424,424,527.81/25,563,793.42
  6. Step 6: Final answer
    x = 20,864,408.34

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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.