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Finding the Fourth Proportional to 10,368,002.05, 15,552,003.08 and 7,848,578.05

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Solution

The fourth proportional to 10,368,002.05, 15,552,003.08 and 7,848,578.05 is: 11,772,867.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,002.05 : 15,552,003.08 = 7,848,578.05 : x
  2. Step 2: Convert to fraction form
    10,368,002.05/15,552,003.08 = 7,848,578.05/x
  3. Step 3: Cross multiply
    10,368,002.05x = 15,552,003.08 × 7,848,578.05
  4. Step 4: Simplify right side
    10,368,002.05x = 122,061,110,007,220.39
  5. Step 5: Solve for x
    x = 122,061,110,007,220.39/10,368,002.05
  6. Step 6: Final answer
    x = 11,772,867.08

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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.