Home / 38,109,288.90-52,591,296.98-20,705,924.76

Finding the Fourth Proportional to 38,109,288.90, 52,591,296.98 and 20,705,924.76

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Solution

The fourth proportional to 38,109,288.90, 52,591,296.98 and 20,705,924.76 is: 28,574,436.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,109,288.90 : 52,591,296.98 = 20,705,924.76 : x
  2. Step 2: Convert to fraction form
    38,109,288.90/52,591,296.98 = 20,705,924.76/x
  3. Step 3: Cross multiply
    38,109,288.90x = 52,591,296.98 × 20,705,924.76
  4. Step 4: Simplify right side
    38,109,288.90x = 1,088,951,438,298,695.25
  5. Step 5: Solve for x
    x = 1,088,951,438,298,695.25/38,109,288.90
  6. Step 6: Final answer
    x = 28,574,436.04

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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.