Home / 13,042,931.15-17,998,902.50-7,241,563.73

Finding the Fourth Proportional to 13,042,931.15, 17,998,902.50 and 7,241,563.73

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Solution

The fourth proportional to 13,042,931.15, 17,998,902.50 and 7,241,563.73 is: 9,993,167.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042,931.15 : 17,998,902.50 = 7,241,563.73 : x
  2. Step 2: Convert to fraction form
    13,042,931.15/17,998,902.50 = 7,241,563.73/x
  3. Step 3: Cross multiply
    13,042,931.15x = 17,998,902.50 × 7,241,563.73
  4. Step 4: Simplify right side
    13,042,931.15x = 130,340,199,532,595.77
  5. Step 5: Solve for x
    x = 130,340,199,532,595.77/13,042,931.15
  6. Step 6: Final answer
    x = 9,993,167.79

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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.