Home / 9,361,422.40-14,021,138.40-7,681,806.40

Finding the Fourth Proportional to 9,361,422.40, 14,021,138.40 and 7,681,806.40

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Solution

The fourth proportional to 9,361,422.40, 14,021,138.40 and 7,681,806.40 is: 11,505,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,422.40 : 14,021,138.40 = 7,681,806.40 : x
  2. Step 2: Convert to fraction form
    9,361,422.40/14,021,138.40 = 7,681,806.40/x
  3. Step 3: Cross multiply
    9,361,422.40x = 14,021,138.40 × 7,681,806.40
  4. Step 4: Simplify right side
    9,361,422.40x = 107,707,670,696,405.77
  5. Step 5: Solve for x
    x = 107,707,670,696,405.77/9,361,422.40
  6. Step 6: Final answer
    x = 11,505,481.34

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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.