Home / 12,123,187.83-16,724,751.28-7,413,790.14

Finding the Fourth Proportional to 12,123,187.83, 16,724,751.28 and 7,413,790.14

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Solution

The fourth proportional to 12,123,187.83, 16,724,751.28 and 7,413,790.14 is: 10,227,821.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,123,187.83 : 16,724,751.28 = 7,413,790.14 : x
  2. Step 2: Convert to fraction form
    12,123,187.83/16,724,751.28 = 7,413,790.14/x
  3. Step 3: Cross multiply
    12,123,187.83x = 16,724,751.28 × 7,413,790.14
  4. Step 4: Simplify right side
    12,123,187.83x = 123,993,796,115,081.89
  5. Step 5: Solve for x
    x = 123,993,796,115,081.89/12,123,187.83
  6. Step 6: Final answer
    x = 10,227,821.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.