Home / 10,368,003.30-15,552,004.95-7,848,579.30

Finding the Fourth Proportional to 10,368,003.30, 15,552,004.95 and 7,848,579.30

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Solution

The fourth proportional to 10,368,003.30, 15,552,004.95 and 7,848,579.30 is: 11,772,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,003.30 : 15,552,004.95 = 7,848,579.30 : x
  2. Step 2: Convert to fraction form
    10,368,003.30/15,552,004.95 = 7,848,579.30/x
  3. Step 3: Cross multiply
    10,368,003.30x = 15,552,004.95 × 7,848,579.30
  4. Step 4: Simplify right side
    10,368,003.30x = 122,061,144,124,067.53
  5. Step 5: Solve for x
    x = 122,061,144,124,067.53/10,368,003.30
  6. Step 6: Final answer
    x = 11,772,868.95

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Double scale
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Similar ratio
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1.5x scale

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.