Home / 7,038,293.92-9,710,588.31-3,940,361.94

Finding the Fourth Proportional to 7,038,293.92, 9,710,588.31 and 3,940,361.94

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Solution

The fourth proportional to 7,038,293.92, 9,710,588.31 and 3,940,361.94 is: 5,436,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038,293.92 : 9,710,588.31 = 3,940,361.94 : x
  2. Step 2: Convert to fraction form
    7,038,293.92/9,710,588.31 = 3,940,361.94/x
  3. Step 3: Cross multiply
    7,038,293.92x = 9,710,588.31 × 3,940,361.94
  4. Step 4: Simplify right side
    7,038,293.92x = 38,263,232,613,371.27
  5. Step 5: Solve for x
    x = 38,263,232,613,371.27/7,038,293.92
  6. Step 6: Final answer
    x = 5,436,435.74

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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.