Home / 9,711,405.18-13,401,739.85-5,360,492.61

Finding the Fourth Proportional to 9,711,405.18, 13,401,739.85 and 5,360,492.61

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Solution

The fourth proportional to 9,711,405.18, 13,401,739.85 and 5,360,492.61 is: 7,397,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,405.18 : 13,401,739.85 = 5,360,492.61 : x
  2. Step 2: Convert to fraction form
    9,711,405.18/13,401,739.85 = 5,360,492.61/x
  3. Step 3: Cross multiply
    9,711,405.18x = 13,401,739.85 × 5,360,492.61
  4. Step 4: Simplify right side
    9,711,405.18x = 71,839,927,400,265.05
  5. Step 5: Solve for x
    x = 71,839,927,400,265.05/9,711,405.18
  6. Step 6: Final answer
    x = 7,397,480.19

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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.