Home / 11,483,619.42-15,847,680.16-7,071,674.96

Finding the Fourth Proportional to 11,483,619.42, 15,847,680.16 and 7,071,674.96

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Solution

The fourth proportional to 11,483,619.42, 15,847,680.16 and 7,071,674.96 is: 9,759,087.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483,619.42 : 15,847,680.16 = 7,071,674.96 : x
  2. Step 2: Convert to fraction form
    11,483,619.42/15,847,680.16 = 7,071,674.96/x
  3. Step 3: Cross multiply
    11,483,619.42x = 15,847,680.16 × 7,071,674.96
  4. Step 4: Simplify right side
    11,483,619.42x = 112,069,642,961,560.80
  5. Step 5: Solve for x
    x = 112,069,642,961,560.80/11,483,619.42
  6. Step 6: Final answer
    x = 9,759,087.17

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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.