Home / 9,711,366.18-13,401,686.07-5,360,453.61

Finding the Fourth Proportional to 9,711,366.18, 13,401,686.07 and 5,360,453.61

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Solution

The fourth proportional to 9,711,366.18, 13,401,686.07 and 5,360,453.61 is: 7,397,426.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,366.18 : 13,401,686.07 = 5,360,453.61 : x
  2. Step 2: Convert to fraction form
    9,711,366.18/13,401,686.07 = 5,360,453.61/x
  3. Step 3: Cross multiply
    9,711,366.18x = 13,401,686.07 × 5,360,453.61
  4. Step 4: Simplify right side
    9,711,366.18x = 71,839,116,474,018.22
  5. Step 5: Solve for x
    x = 71,839,116,474,018.22/9,711,366.18
  6. Step 6: Final answer
    x = 7,397,426.39

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1.5x scale

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.