Home / 38,109,284.58-52,591,291.03-20,705,920.44

Finding the Fourth Proportional to 38,109,284.58, 52,591,291.03 and 20,705,920.44

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Solution

The fourth proportional to 38,109,284.58, 52,591,291.03 and 20,705,920.44 is: 28,574,430.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,109,284.58 : 52,591,291.03 = 20,705,920.44 : x
  2. Step 2: Convert to fraction form
    38,109,284.58/52,591,291.03 = 20,705,920.44/x
  3. Step 3: Cross multiply
    38,109,284.58x = 52,591,291.03 × 20,705,920.44
  4. Step 4: Simplify right side
    38,109,284.58x = 1,088,951,087,732,730.75
  5. Step 5: Solve for x
    x = 1,088,951,087,732,730.75/38,109,284.58
  6. Step 6: Final answer
    x = 28,574,430.08

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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.