Home / 9,528,477.89-13,149,382.75-5,177,564.11

Finding the Fourth Proportional to 9,528,477.89, 13,149,382.75 and 5,177,564.11

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Solution

The fourth proportional to 9,528,477.89, 13,149,382.75 and 5,177,564.11 is: 7,145,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,477.89 : 13,149,382.75 = 5,177,564.11 : x
  2. Step 2: Convert to fraction form
    9,528,477.89/13,149,382.75 = 5,177,564.11/x
  3. Step 3: Cross multiply
    9,528,477.89x = 13,149,382.75 × 5,177,564.11
  4. Step 4: Simplify right side
    9,528,477.89x = 68,081,772,149,235.73
  5. Step 5: Solve for x
    x = 68,081,772,149,235.73/9,528,477.89
  6. Step 6: Final answer
    x = 7,145,083.71

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Why These Related Problems?

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