Home / 21,444,111.20-32,166,166.80-5,487,759.20

Finding the Fourth Proportional to 21,444,111.20, 32,166,166.80 and 5,487,759.20

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Solution

The fourth proportional to 21,444,111.20, 32,166,166.80 and 5,487,759.20 is: 8,231,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444,111.20 : 32,166,166.80 = 5,487,759.20 : x
  2. Step 2: Convert to fraction form
    21,444,111.20/32,166,166.80 = 5,487,759.20/x
  3. Step 3: Cross multiply
    21,444,111.20x = 32,166,166.80 × 5,487,759.20
  4. Step 4: Simplify right side
    21,444,111.20x = 176,520,177,785,434.56
  5. Step 5: Solve for x
    x = 176,520,177,785,434.56/21,444,111.20
  6. Step 6: Final answer
    x = 8,231,638.80

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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.