Home / 13,709,270.35-18,918,793.28-7,598,092.51

Finding the Fourth Proportional to 13,709,270.35, 18,918,793.28 and 7,598,092.51

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Solution

The fourth proportional to 13,709,270.35, 18,918,793.28 and 7,598,092.51 is: 10,485,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,270.35 : 18,918,793.28 = 7,598,092.51 : x
  2. Step 2: Convert to fraction form
    13,709,270.35/18,918,793.28 = 7,598,092.51/x
  3. Step 3: Cross multiply
    13,709,270.35x = 18,918,793.28 × 7,598,092.51
  4. Step 4: Simplify right side
    13,709,270.35x = 143,746,741,490,704.56
  5. Step 5: Solve for x
    x = 143,746,741,490,704.56/13,709,270.35
  6. Step 6: Final answer
    x = 10,485,367.77

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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.