Home / 10,368,429.98-15,552,644.97-7,179,783.98

Finding the Fourth Proportional to 10,368,429.98, 15,552,644.97 and 7,179,783.98

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Solution

The fourth proportional to 10,368,429.98, 15,552,644.97 and 7,179,783.98 is: 10,769,675.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,429.98 : 15,552,644.97 = 7,179,783.98 : x
  2. Step 2: Convert to fraction form
    10,368,429.98/15,552,644.97 = 7,179,783.98/x
  3. Step 3: Cross multiply
    10,368,429.98x = 15,552,644.97 × 7,179,783.98
  4. Step 4: Simplify right side
    10,368,429.98x = 111,664,631,124,470.36
  5. Step 5: Solve for x
    x = 111,664,631,124,470.36/10,368,429.98
  6. Step 6: Final answer
    x = 10,769,675.97

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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.