Home / 9,975,055.92-13,765,571.16-5,391,377.30

Finding the Fourth Proportional to 9,975,055.92, 13,765,571.16 and 5,391,377.30

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Solution

The fourth proportional to 9,975,055.92, 13,765,571.16 and 5,391,377.30 is: 7,440,097.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975,055.92 : 13,765,571.16 = 5,391,377.30 : x
  2. Step 2: Convert to fraction form
    9,975,055.92/13,765,571.16 = 5,391,377.30/x
  3. Step 3: Cross multiply
    9,975,055.92x = 13,765,571.16 × 5,391,377.30
  4. Step 4: Simplify right side
    9,975,055.92x = 74,215,387,804,730.81
  5. Step 5: Solve for x
    x = 74,215,387,804,730.81/9,975,055.92
  6. Step 6: Final answer
    x = 7,440,097.42

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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.