Home / 18,203,434.40-27,305,151.60-11,060,400.80

Finding the Fourth Proportional to 18,203,434.40, 27,305,151.60 and 11,060,400.80

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Solution

The fourth proportional to 18,203,434.40, 27,305,151.60 and 11,060,400.80 is: 16,590,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203,434.40 : 27,305,151.60 = 11,060,400.80 : x
  2. Step 2: Convert to fraction form
    18,203,434.40/27,305,151.60 = 11,060,400.80/x
  3. Step 3: Cross multiply
    18,203,434.40x = 27,305,151.60 × 11,060,400.80
  4. Step 4: Simplify right side
    18,203,434.40x = 302,005,920,600,761.31
  5. Step 5: Solve for x
    x = 302,005,920,600,761.31/18,203,434.40
  6. Step 6: Final answer
    x = 16,590,601.20

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1.5x scale

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.