Home / 13,873,875.12-20,801,353.89-7,037,265.45

Finding the Fourth Proportional to 13,873,875.12, 20,801,353.89 and 7,037,265.45

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Solution

The fourth proportional to 13,873,875.12, 20,801,353.89 and 7,037,265.45 is: 10,551,100.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,875.12 : 20,801,353.89 = 7,037,265.45 : x
  2. Step 2: Convert to fraction form
    13,873,875.12/20,801,353.89 = 7,037,265.45/x
  3. Step 3: Cross multiply
    13,873,875.12x = 20,801,353.89 × 7,037,265.45
  4. Step 4: Simplify right side
    13,873,875.12x = 146,384,649,043,320.09
  5. Step 5: Solve for x
    x = 146,384,649,043,320.09/13,873,875.12
  6. Step 6: Final answer
    x = 10,551,100.38

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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.