Home / 27,539,314.53-38,004,043.89-15,149,141.16

Finding the Fourth Proportional to 27,539,314.53, 38,004,043.89 and 15,149,141.16

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Solution

The fourth proportional to 27,539,314.53, 38,004,043.89 and 15,149,141.16 is: 20,905,699.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539,314.53 : 38,004,043.89 = 15,149,141.16 : x
  2. Step 2: Convert to fraction form
    27,539,314.53/38,004,043.89 = 15,149,141.16/x
  3. Step 3: Cross multiply
    27,539,314.53x = 38,004,043.89 × 15,149,141.16
  4. Step 4: Simplify right side
    27,539,314.53x = 575,728,625,540,445.50
  5. Step 5: Solve for x
    x = 575,728,625,540,445.50/27,539,314.53
  6. Step 6: Final answer
    x = 20,905,699.19

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Double scale
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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.