Home / 12,923,754.92-17,837,428.32-7,699,823.30

Finding the Fourth Proportional to 12,923,754.92, 17,837,428.32 and 7,699,823.30

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Solution

The fourth proportional to 12,923,754.92, 17,837,428.32 and 7,699,823.30 is: 10,627,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923,754.92 : 17,837,428.32 = 7,699,823.30 : x
  2. Step 2: Convert to fraction form
    12,923,754.92/17,837,428.32 = 7,699,823.30/x
  3. Step 3: Cross multiply
    12,923,754.92x = 17,837,428.32 × 7,699,823.30
  4. Step 4: Simplify right side
    12,923,754.92x = 137,345,046,190,415.86
  5. Step 5: Solve for x
    x = 137,345,046,190,415.86/12,923,754.92
  6. Step 6: Final answer
    x = 10,627,332.93

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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.