Home / 30,226,503.70-45,345,660.45-12,027,601.90

Finding the Fourth Proportional to 30,226,503.70, 45,345,660.45 and 12,027,601.90

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Solution

The fourth proportional to 30,226,503.70, 45,345,660.45 and 12,027,601.90 is: 18,043,752.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,226,503.70 : 45,345,660.45 = 12,027,601.90 : x
  2. Step 2: Convert to fraction form
    30,226,503.70/45,345,660.45 = 12,027,601.90/x
  3. Step 3: Cross multiply
    30,226,503.70x = 45,345,660.45 × 12,027,601.90
  4. Step 4: Simplify right side
    30,226,503.70x = 545,399,551,785,174.94
  5. Step 5: Solve for x
    x = 545,399,551,785,174.94/30,226,503.70
  6. Step 6: Final answer
    x = 18,043,752.50

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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.