Home / 5,123,673.96-7,071,036.24-2,831,785.44

Finding the Fourth Proportional to 5,123,673.96, 7,071,036.24 and 2,831,785.44

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Solution

The fourth proportional to 5,123,673.96, 7,071,036.24 and 2,831,785.44 is: 3,908,066.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123,673.96 : 7,071,036.24 = 2,831,785.44 : x
  2. Step 2: Convert to fraction form
    5,123,673.96/7,071,036.24 = 2,831,785.44/x
  3. Step 3: Cross multiply
    5,123,673.96x = 7,071,036.24 × 2,831,785.44
  4. Step 4: Simplify right side
    5,123,673.96x = 20,023,657,470,144.35
  5. Step 5: Solve for x
    x = 20,023,657,470,144.35/5,123,673.96
  6. Step 6: Final answer
    x = 3,908,066.29

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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.