Home / 15,580,926.54-21,502,791.28-8,611,454.33

Finding the Fourth Proportional to 15,580,926.54, 21,502,791.28 and 8,611,454.33

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Solution

The fourth proportional to 15,580,926.54, 21,502,791.28 and 8,611,454.33 is: 11,884,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580,926.54 : 21,502,791.28 = 8,611,454.33 : x
  2. Step 2: Convert to fraction form
    15,580,926.54/21,502,791.28 = 8,611,454.33/x
  3. Step 3: Cross multiply
    15,580,926.54x = 21,502,791.28 × 8,611,454.33
  4. Step 4: Simplify right side
    15,580,926.54x = 185,170,305,022,875.50
  5. Step 5: Solve for x
    x = 185,170,305,022,875.50/15,580,926.54
  6. Step 6: Final answer
    x = 11,884,421.93

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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.