Home / 25,563,771.56-35,278,875.30-15,118,741.57

Finding the Fourth Proportional to 25,563,771.56, 35,278,875.30 and 15,118,741.57

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Solution

The fourth proportional to 25,563,771.56, 35,278,875.30 and 15,118,741.57 is: 20,864,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,771.56 : 35,278,875.30 = 15,118,741.57 : x
  2. Step 2: Convert to fraction form
    25,563,771.56/35,278,875.30 = 15,118,741.57/x
  3. Step 3: Cross multiply
    25,563,771.56x = 35,278,875.30 × 15,118,741.57
  4. Step 4: Simplify right side
    25,563,771.56x = 533,372,198,540,956.19
  5. Step 5: Solve for x
    x = 533,372,198,540,956.19/25,563,771.56
  6. Step 6: Final answer
    x = 20,864,378.22

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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.