Home / 9,215,591.57-12,717,821.81-5,029,505.67

Finding the Fourth Proportional to 9,215,591.57, 12,717,821.81 and 5,029,505.67

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Solution

The fourth proportional to 9,215,591.57, 12,717,821.81 and 5,029,505.67 is: 6,940,884.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,591.57 : 12,717,821.81 = 5,029,505.67 : x
  2. Step 2: Convert to fraction form
    9,215,591.57/12,717,821.81 = 5,029,505.67/x
  3. Step 3: Cross multiply
    9,215,591.57x = 12,717,821.81 × 5,029,505.67
  4. Step 4: Simplify right side
    9,215,591.57x = 63,964,356,903,444.66
  5. Step 5: Solve for x
    x = 63,964,356,903,444.66/9,215,591.57
  6. Step 6: Final answer
    x = 6,940,884.52

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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.