Home / 13,524,007.77-18,663,146.67-7,329,054.45

Finding the Fourth Proportional to 13,524,007.77, 18,663,146.67 and 7,329,054.45

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Solution

The fourth proportional to 13,524,007.77, 18,663,146.67 and 7,329,054.45 is: 10,114,103.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,007.77 : 18,663,146.67 = 7,329,054.45 : x
  2. Step 2: Convert to fraction form
    13,524,007.77/18,663,146.67 = 7,329,054.45/x
  3. Step 3: Cross multiply
    13,524,007.77x = 18,663,146.67 × 7,329,054.45
  4. Step 4: Simplify right side
    13,524,007.77x = 136,783,218,152,766.20
  5. Step 5: Solve for x
    x = 136,783,218,152,766.20/13,524,007.77
  6. Step 6: Final answer
    x = 10,114,103.78

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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.