Home / 13,443,353.06-20,164,998.82-5,762,017.20

Finding the Fourth Proportional to 13,443,353.06, 20,164,998.82 and 5,762,017.20

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Solution

The fourth proportional to 13,443,353.06, 20,164,998.82 and 5,762,017.20 is: 8,643,012.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,353.06 : 20,164,998.82 = 5,762,017.20 : x
  2. Step 2: Convert to fraction form
    13,443,353.06/20,164,998.82 = 5,762,017.20/x
  3. Step 3: Cross multiply
    13,443,353.06x = 20,164,998.82 × 5,762,017.20
  4. Step 4: Simplify right side
    13,443,353.06x = 116,191,070,038,819.70
  5. Step 5: Solve for x
    x = 116,191,070,038,819.70/13,443,353.06
  6. Step 6: Final answer
    x = 8,643,012.61

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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.