Home / 57,462,418.32-79,299,822.56-31,358,621.56

Finding the Fourth Proportional to 57,462,418.32, 79,299,822.56 and 31,358,621.56

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Solution

The fourth proportional to 57,462,418.32, 79,299,822.56 and 31,358,621.56 is: 43,275,817.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,462,418.32 : 79,299,822.56 = 31,358,621.56 : x
  2. Step 2: Convert to fraction form
    57,462,418.32/79,299,822.56 = 31,358,621.56/x
  3. Step 3: Cross multiply
    57,462,418.32x = 79,299,822.56 × 31,358,621.56
  4. Step 4: Simplify right side
    57,462,418.32x = 2,486,733,125,434,190.50
  5. Step 5: Solve for x
    x = 2,486,733,125,434,190.50/57,462,418.32
  6. Step 6: Final answer
    x = 43,275,817.45

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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.