Home / 15,774,933-21,769,407.54-8,531,589

Finding the Fourth Proportional to 15,774,933, 21,769,407.54 and 8,531,589

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Solution

The fourth proportional to 15,774,933, 21,769,407.54 and 8,531,589 is: 11,773,592.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,933 : 21,769,407.54 = 8,531,589 : x
  2. Step 2: Convert to fraction form
    15,774,933/21,769,407.54 = 8,531,589/x
  3. Step 3: Cross multiply
    15,774,933x = 21,769,407.54 × 8,531,589
  4. Step 4: Simplify right side
    15,774,933x = 185,727,637,904,781.06
  5. Step 5: Solve for x
    x = 185,727,637,904,781.06/15,774,933
  6. Step 6: Final answer
    x = 11,773,592.82

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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.