Home / 20,054,964.60-30,033,385.79-18,114,053.13

Finding the Fourth Proportional to 20,054,964.60, 30,033,385.79 and 18,114,053.13

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Solution

The fourth proportional to 20,054,964.60, 30,033,385.79 and 18,114,053.13 is: 27,126,766.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054,964.60 : 30,033,385.79 = 18,114,053.13 : x
  2. Step 2: Convert to fraction form
    20,054,964.60/30,033,385.79 = 18,114,053.13/x
  3. Step 3: Cross multiply
    20,054,964.60x = 30,033,385.79 × 18,114,053.13
  4. Step 4: Simplify right side
    20,054,964.60x = 544,026,345,783,276.75
  5. Step 5: Solve for x
    x = 544,026,345,783,276.75/20,054,964.60
  6. Step 6: Final answer
    x = 27,126,766.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.