Home / 15,349,019.80-21,181,092.04-8,473,354.24

Finding the Fourth Proportional to 15,349,019.80, 21,181,092.04 and 8,473,354.24

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Solution

The fourth proportional to 15,349,019.80, 21,181,092.04 and 8,473,354.24 is: 11,692,922.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349,019.80 : 21,181,092.04 = 8,473,354.24 : x
  2. Step 2: Convert to fraction form
    15,349,019.80/21,181,092.04 = 8,473,354.24/x
  3. Step 3: Cross multiply
    15,349,019.80x = 21,181,092.04 × 8,473,354.24
  4. Step 4: Simplify right side
    15,349,019.80x = 179,474,896,044,964.25
  5. Step 5: Solve for x
    x = 179,474,896,044,964.25/15,349,019.80
  6. Step 6: Final answer
    x = 11,692,922.31

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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.