Home / 9,711,383.47-13,401,710.52-5,360,470.70

Finding the Fourth Proportional to 9,711,383.47, 13,401,710.52 and 5,360,470.70

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Solution

The fourth proportional to 9,711,383.47, 13,401,710.52 and 5,360,470.70 is: 7,397,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,383.47 : 13,401,710.52 = 5,360,470.70 : x
  2. Step 2: Convert to fraction form
    9,711,383.47/13,401,710.52 = 5,360,470.70/x
  3. Step 3: Cross multiply
    9,711,383.47x = 13,401,710.52 × 5,360,470.70
  4. Step 4: Simplify right side
    9,711,383.47x = 71,839,476,485,231.45
  5. Step 5: Solve for x
    x = 71,839,476,485,231.45/9,711,383.47
  6. Step 6: Final answer
    x = 7,397,450.29

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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.