Home / 11,578,652.67-17,346,056.75-7,728,866.85

Finding the Fourth Proportional to 11,578,652.67, 17,346,056.75 and 7,728,866.85

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Solution

The fourth proportional to 11,578,652.67, 17,346,056.75 and 7,728,866.85 is: 11,578,666.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578,652.67 : 17,346,056.75 = 7,728,866.85 : x
  2. Step 2: Convert to fraction form
    11,578,652.67/17,346,056.75 = 7,728,866.85/x
  3. Step 3: Cross multiply
    11,578,652.67x = 17,346,056.75 × 7,728,866.85
  4. Step 4: Simplify right side
    11,578,652.67x = 134,065,362,993,293.73
  5. Step 5: Solve for x
    x = 134,065,362,993,293.73/11,578,652.67
  6. Step 6: Final answer
    x = 11,578,666.95

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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.