Home / 15,136,699.65-20,906,022.30-11,025,048.93

Finding the Fourth Proportional to 15,136,699.65, 20,906,022.30 and 11,025,048.93

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Solution

The fourth proportional to 15,136,699.65, 20,906,022.30 and 11,025,048.93 is: 15,227,224.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136,699.65 : 20,906,022.30 = 11,025,048.93 : x
  2. Step 2: Convert to fraction form
    15,136,699.65/20,906,022.30 = 11,025,048.93/x
  3. Step 3: Cross multiply
    15,136,699.65x = 20,906,022.30 × 11,025,048.93
  4. Step 4: Simplify right side
    15,136,699.65x = 230,489,918,789,171.16
  5. Step 5: Solve for x
    x = 230,489,918,789,171.16/15,136,699.65
  6. Step 6: Final answer
    x = 15,227,224.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.