Home / 13,330,254.70-19,996,129.38-3,744,885.89

Finding the Fourth Proportional to 13,330,254.70, 19,996,129.38 and 3,744,885.89

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Solution

The fourth proportional to 13,330,254.70, 19,996,129.38 and 3,744,885.89 is: 5,617,538.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330,254.70 : 19,996,129.38 = 3,744,885.89 : x
  2. Step 2: Convert to fraction form
    13,330,254.70/19,996,129.38 = 3,744,885.89/x
  3. Step 3: Cross multiply
    13,330,254.70x = 19,996,129.38 × 3,744,885.89
  4. Step 4: Simplify right side
    13,330,254.70x = 74,883,222,769,776.45
  5. Step 5: Solve for x
    x = 74,883,222,769,776.45/13,330,254.70
  6. Step 6: Final answer
    x = 5,617,538.78

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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.