Home / 14,136,400.80-21,204,601.20-5,048,759.70

Finding the Fourth Proportional to 14,136,400.80, 21,204,601.20 and 5,048,759.70

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Solution

The fourth proportional to 14,136,400.80, 21,204,601.20 and 5,048,759.70 is: 7,573,139.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136,400.80 : 21,204,601.20 = 5,048,759.70 : x
  2. Step 2: Convert to fraction form
    14,136,400.80/21,204,601.20 = 5,048,759.70/x
  3. Step 3: Cross multiply
    14,136,400.80x = 21,204,601.20 × 5,048,759.70
  4. Step 4: Simplify right side
    14,136,400.80x = 107,056,935,993,131.64
  5. Step 5: Solve for x
    x = 107,056,935,993,131.64/14,136,400.80
  6. Step 6: Final answer
    x = 7,573,139.55

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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.