Home / 39,825,361.92-54,958,371.84-22,421,667.84

Finding the Fourth Proportional to 39,825,361.92, 54,958,371.84 and 22,421,667.84

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Solution

The fourth proportional to 39,825,361.92, 54,958,371.84 and 22,421,667.84 is: 30,941,548.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,825,361.92 : 54,958,371.84 = 22,421,667.84 : x
  2. Step 2: Convert to fraction form
    39,825,361.92/54,958,371.84 = 22,421,667.84/x
  3. Step 3: Cross multiply
    39,825,361.92x = 54,958,371.84 × 22,421,667.84
  4. Step 4: Simplify right side
    39,825,361.92x = 1,232,258,358,423,689.75
  5. Step 5: Solve for x
    x = 1,232,258,358,423,689.75/39,825,361.92
  6. Step 6: Final answer
    x = 30,941,548.28

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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.