Home / 7,900,539.96-11,850,809.96-2,220,764.28

Finding the Fourth Proportional to 7,900,539.96, 11,850,809.96 and 2,220,764.28

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Solution

The fourth proportional to 7,900,539.96, 11,850,809.96 and 2,220,764.28 is: 3,331,146.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,539.96 : 11,850,809.96 = 2,220,764.28 : x
  2. Step 2: Convert to fraction form
    7,900,539.96/11,850,809.96 = 2,220,764.28/x
  3. Step 3: Cross multiply
    7,900,539.96x = 11,850,809.96 × 2,220,764.28
  4. Step 4: Simplify right side
    7,900,539.96x = 26,317,855,409,347.61
  5. Step 5: Solve for x
    x = 26,317,855,409,347.61/7,900,539.96
  6. Step 6: Final answer
    x = 3,331,146.42

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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.