Home / 13,555,180.56-18,705,638.34-7,360,093.38

Finding the Fourth Proportional to 13,555,180.56, 18,705,638.34 and 7,360,093.38

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Solution

The fourth proportional to 13,555,180.56, 18,705,638.34 and 7,360,093.38 is: 10,156,651.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,180.56 : 18,705,638.34 = 7,360,093.38 : x
  2. Step 2: Convert to fraction form
    13,555,180.56/18,705,638.34 = 7,360,093.38/x
  3. Step 3: Cross multiply
    13,555,180.56x = 18,705,638.34 × 7,360,093.38
  4. Step 4: Simplify right side
    13,555,180.56x = 137,675,244,914,908.19
  5. Step 5: Solve for x
    x = 137,675,244,914,908.19/13,555,180.56
  6. Step 6: Final answer
    x = 10,156,651.50

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1.5x scale

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.