Home / 57,387,738.56-79,194,434.59-31,281,683.58

Finding the Fourth Proportional to 57,387,738.56, 79,194,434.59 and 31,281,683.58

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Solution

The fourth proportional to 57,387,738.56, 79,194,434.59 and 31,281,683.58 is: 43,168,371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,387,738.56 : 79,194,434.59 = 31,281,683.58 : x
  2. Step 2: Convert to fraction form
    57,387,738.56/79,194,434.59 = 31,281,683.58/x
  3. Step 3: Cross multiply
    57,387,738.56x = 79,194,434.59 × 31,281,683.58
  4. Step 4: Simplify right side
    57,387,738.56x = 2,477,335,244,141,387
  5. Step 5: Solve for x
    x = 2,477,335,244,141,387/57,387,738.56
  6. Step 6: Final answer
    x = 43,168,371.96

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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.