Home / 7,113,640.52-9,817,758.42-4,057,154.12

Finding the Fourth Proportional to 7,113,640.52, 9,817,758.42 and 4,057,154.12

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Solution

The fourth proportional to 7,113,640.52, 9,817,758.42 and 4,057,154.12 is: 5,599,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,640.52 : 9,817,758.42 = 4,057,154.12 : x
  2. Step 2: Convert to fraction form
    7,113,640.52/9,817,758.42 = 4,057,154.12/x
  3. Step 3: Cross multiply
    7,113,640.52x = 9,817,758.42 × 4,057,154.12
  4. Step 4: Simplify right side
    7,113,640.52x = 39,832,159,022,867.69
  5. Step 5: Solve for x
    x = 39,832,159,022,867.69/7,113,640.52
  6. Step 6: Final answer
    x = 5,599,405.66

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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.