Home / 49,927,280.96-68,899,741.09-27,900,780.41

Finding the Fourth Proportional to 49,927,280.96, 68,899,741.09 and 27,900,780.41

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Solution

The fourth proportional to 49,927,280.96, 68,899,741.09 and 27,900,780.41 is: 38,503,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,927,280.96 : 68,899,741.09 = 27,900,780.41 : x
  2. Step 2: Convert to fraction form
    49,927,280.96/68,899,741.09 = 27,900,780.41/x
  3. Step 3: Cross multiply
    49,927,280.96x = 68,899,741.09 × 27,900,780.41
  4. Step 4: Simplify right side
    49,927,280.96x = 1,922,356,546,043,693.75
  5. Step 5: Solve for x
    x = 1,922,356,546,043,693.75/49,927,280.96
  6. Step 6: Final answer
    x = 38,503,129.13

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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.