Home / 18,340,955.90-27,529,148.55-11,166,502.40

Finding the Fourth Proportional to 18,340,955.90, 27,529,148.55 and 11,166,502.40

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Solution

The fourth proportional to 18,340,955.90, 27,529,148.55 and 11,166,502.40 is: 16,760,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340,955.90 : 27,529,148.55 = 11,166,502.40 : x
  2. Step 2: Convert to fraction form
    18,340,955.90/27,529,148.55 = 11,166,502.40/x
  3. Step 3: Cross multiply
    18,340,955.90x = 27,529,148.55 × 11,166,502.40
  4. Step 4: Simplify right side
    18,340,955.90x = 307,404,303,353,531.56
  5. Step 5: Solve for x
    x = 307,404,303,353,531.56/18,340,955.90
  6. Step 6: Final answer
    x = 16,760,538.82

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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.