Home / 20,352,951.22-28,087,346.54-11,060,705.74

Finding the Fourth Proportional to 20,352,951.22, 28,087,346.54 and 11,060,705.74

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Solution

The fourth proportional to 20,352,951.22, 28,087,346.54 and 11,060,705.74 is: 15,263,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,352,951.22 : 28,087,346.54 = 11,060,705.74 : x
  2. Step 2: Convert to fraction form
    20,352,951.22/28,087,346.54 = 11,060,705.74/x
  3. Step 3: Cross multiply
    20,352,951.22x = 28,087,346.54 × 11,060,705.74
  4. Step 4: Simplify right side
    20,352,951.22x = 310,665,875,053,780.56
  5. Step 5: Solve for x
    x = 310,665,875,053,780.56/20,352,951.22
  6. Step 6: Final answer
    x = 15,263,922.75

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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.