Home / 13,223,748.96-19,827,916.44-5,127,265.92

Finding the Fourth Proportional to 13,223,748.96, 19,827,916.44 and 5,127,265.92

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Solution

The fourth proportional to 13,223,748.96, 19,827,916.44 and 5,127,265.92 is: 7,687,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223,748.96 : 19,827,916.44 = 5,127,265.92 : x
  2. Step 2: Convert to fraction form
    13,223,748.96/19,827,916.44 = 5,127,265.92/x
  3. Step 3: Cross multiply
    13,223,748.96x = 19,827,916.44 × 5,127,265.92
  4. Step 4: Simplify right side
    13,223,748.96x = 101,663,000,227,419.73
  5. Step 5: Solve for x
    x = 101,663,000,227,419.73/13,223,748.96
  6. Step 6: Final answer
    x = 7,687,910.63

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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.