Home / 18,845,543.58-28,272,825.45-6,067,242.78

Finding the Fourth Proportional to 18,845,543.58, 28,272,825.45 and 6,067,242.78

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Solution

The fourth proportional to 18,845,543.58, 28,272,825.45 and 6,067,242.78 is: 9,102,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845,543.58 : 28,272,825.45 = 6,067,242.78 : x
  2. Step 2: Convert to fraction form
    18,845,543.58/28,272,825.45 = 6,067,242.78/x
  3. Step 3: Cross multiply
    18,845,543.58x = 28,272,825.45 × 6,067,242.78
  4. Step 4: Simplify right side
    18,845,543.58x = 171,538,096,081,712.75
  5. Step 5: Solve for x
    x = 171,538,096,081,712.75/18,845,543.58
  6. Step 6: Final answer
    x = 9,102,316.17

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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.