Home / 10,865,422.36-14,994,402.20-5,970,645.72

Finding the Fourth Proportional to 10,865,422.36, 14,994,402.20 and 5,970,645.72

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Solution

The fourth proportional to 10,865,422.36, 14,994,402.20 and 5,970,645.72 is: 8,239,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,422.36 : 14,994,402.20 = 5,970,645.72 : x
  2. Step 2: Convert to fraction form
    10,865,422.36/14,994,402.20 = 5,970,645.72/x
  3. Step 3: Cross multiply
    10,865,422.36x = 14,994,402.20 × 5,970,645.72
  4. Step 4: Simplify right side
    10,865,422.36x = 89,526,263,319,388.58
  5. Step 5: Solve for x
    x = 89,526,263,319,388.58/10,865,422.36
  6. Step 6: Final answer
    x = 8,239,556.67

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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.