Home / 10,229,236.09-15,348,346.83-5,370,413.65

Finding the Fourth Proportional to 10,229,236.09, 15,348,346.83 and 5,370,413.65

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Solution

The fourth proportional to 10,229,236.09, 15,348,346.83 and 5,370,413.65 is: 8,057,979.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229,236.09 : 15,348,346.83 = 5,370,413.65 : x
  2. Step 2: Convert to fraction form
    10,229,236.09/15,348,346.83 = 5,370,413.65/x
  3. Step 3: Cross multiply
    10,229,236.09x = 15,348,346.83 × 5,370,413.65
  4. Step 4: Simplify right side
    10,229,236.09x = 82,426,971,282,395.36
  5. Step 5: Solve for x
    x = 82,426,971,282,395.36/10,229,236.09
  6. Step 6: Final answer
    x = 8,057,979.17

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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.