Home / 8,874,378.06-12,157,839.81-8,542,528.16

Finding the Fourth Proportional to 8,874,378.06, 12,157,839.81 and 8,542,528.16

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Solution

The fourth proportional to 8,874,378.06, 12,157,839.81 and 8,542,528.16 is: 11,703,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874,378.06 : 12,157,839.81 = 8,542,528.16 : x
  2. Step 2: Convert to fraction form
    8,874,378.06/12,157,839.81 = 8,542,528.16/x
  3. Step 3: Cross multiply
    8,874,378.06x = 12,157,839.81 × 8,542,528.16
  4. Step 4: Simplify right side
    8,874,378.06x = 103,858,688,880,904.84
  5. Step 5: Solve for x
    x = 103,858,688,880,904.84/8,874,378.06
  6. Step 6: Final answer
    x = 11,703,207.61

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.