Home / 9,711,381.98-13,401,708.45-5,360,469.20

Finding the Fourth Proportional to 9,711,381.98, 13,401,708.45 and 5,360,469.20

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Solution

The fourth proportional to 9,711,381.98, 13,401,708.45 and 5,360,469.20 is: 7,397,448.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,381.98 : 13,401,708.45 = 5,360,469.20 : x
  2. Step 2: Convert to fraction form
    9,711,381.98/13,401,708.45 = 5,360,469.20/x
  3. Step 3: Cross multiply
    9,711,381.98x = 13,401,708.45 × 5,360,469.20
  4. Step 4: Simplify right side
    9,711,381.98x = 71,839,445,306,596.20
  5. Step 5: Solve for x
    x = 71,839,445,306,596.20/9,711,381.98
  6. Step 6: Final answer
    x = 7,397,448.22

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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.