Home / 28,644,168.04-39,529,995.06-15,590,796.04

Finding the Fourth Proportional to 28,644,168.04, 39,529,995.06 and 15,590,796.04

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Solution

The fourth proportional to 28,644,168.04, 39,529,995.06 and 15,590,796.04 is: 21,515,866.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644,168.04 : 39,529,995.06 = 15,590,796.04 : x
  2. Step 2: Convert to fraction form
    28,644,168.04/39,529,995.06 = 15,590,796.04/x
  3. Step 3: Cross multiply
    28,644,168.04x = 39,529,995.06 × 15,590,796.04
  4. Step 4: Simplify right side
    28,644,168.04x = 616,304,090,442,667.62
  5. Step 5: Solve for x
    x = 616,304,090,442,667.62/28,644,168.04
  6. Step 6: Final answer
    x = 21,515,866.32

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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.