Home / 17,420,307.30-26,128,771.26-5,289,875.67

Finding the Fourth Proportional to 17,420,307.30, 26,128,771.26 and 5,289,875.67

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Solution

The fourth proportional to 17,420,307.30, 26,128,771.26 and 5,289,875.67 is: 7,934,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420,307.30 : 26,128,771.26 = 5,289,875.67 : x
  2. Step 2: Convert to fraction form
    17,420,307.30/26,128,771.26 = 5,289,875.67/x
  3. Step 3: Cross multiply
    17,420,307.30x = 26,128,771.26 × 5,289,875.67
  4. Step 4: Simplify right side
    17,420,307.30x = 138,217,951,375,269.25
  5. Step 5: Solve for x
    x = 138,217,951,375,269.25/17,420,307.30
  6. Step 6: Final answer
    x = 7,934,300.41

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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.