Home / 38,039,402.25-52,494,375.11-21,742,228.17

Finding the Fourth Proportional to 38,039,402.25, 52,494,375.11 and 21,742,228.17

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Solution

The fourth proportional to 38,039,402.25, 52,494,375.11 and 21,742,228.17 is: 30,004,274.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039,402.25 : 52,494,375.11 = 21,742,228.17 : x
  2. Step 2: Convert to fraction form
    38,039,402.25/52,494,375.11 = 21,742,228.17/x
  3. Step 3: Cross multiply
    38,039,402.25x = 52,494,375.11 × 21,742,228.17
  4. Step 4: Simplify right side
    38,039,402.25x = 1,141,344,681,174,477.75
  5. Step 5: Solve for x
    x = 1,141,344,681,174,477.75/38,039,402.25
  6. Step 6: Final answer
    x = 30,004,274.87

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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.