Home / 9,962,928.61-13,748,416.68-5,552,419.55

Finding the Fourth Proportional to 9,962,928.61, 13,748,416.68 and 5,552,419.55

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Solution

The fourth proportional to 9,962,928.61, 13,748,416.68 and 5,552,419.55 is: 7,662,102.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962,928.61 : 13,748,416.68 = 5,552,419.55 : x
  2. Step 2: Convert to fraction form
    9,962,928.61/13,748,416.68 = 5,552,419.55/x
  3. Step 3: Cross multiply
    9,962,928.61x = 13,748,416.68 × 5,552,419.55
  4. Step 4: Simplify right side
    9,962,928.61x = 76,336,977,555,578.09
  5. Step 5: Solve for x
    x = 76,336,977,555,578.09/9,962,928.61
  6. Step 6: Final answer
    x = 7,662,102.23

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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.