Home / 13,873,869.12-20,801,344.90-7,037,259.46

Finding the Fourth Proportional to 13,873,869.12, 20,801,344.90 and 7,037,259.46

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Solution

The fourth proportional to 13,873,869.12, 20,801,344.90 and 7,037,259.46 is: 10,551,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,869.12 : 20,801,344.90 = 7,037,259.46 : x
  2. Step 2: Convert to fraction form
    13,873,869.12/20,801,344.90 = 7,037,259.46/x
  3. Step 3: Cross multiply
    13,873,869.12x = 20,801,344.90 × 7,037,259.46
  4. Step 4: Simplify right side
    13,873,869.12x = 146,384,461,170,890.69
  5. Step 5: Solve for x
    x = 146,384,461,170,890.69/13,873,869.12
  6. Step 6: Final answer
    x = 10,551,091.40

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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.