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Finding the Fourth Proportional to 11,834,601.10, 17,751,901.65 and 8,645,955.10

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Solution

The fourth proportional to 11,834,601.10, 17,751,901.65 and 8,645,955.10 is: 12,968,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834,601.10 : 17,751,901.65 = 8,645,955.10 : x
  2. Step 2: Convert to fraction form
    11,834,601.10/17,751,901.65 = 8,645,955.10/x
  3. Step 3: Cross multiply
    11,834,601.10x = 17,751,901.65 × 8,645,955.10
  4. Step 4: Simplify right side
    11,834,601.10x = 153,482,144,605,515.91
  5. Step 5: Solve for x
    x = 153,482,144,605,515.91/11,834,601.10
  6. Step 6: Final answer
    x = 12,968,932.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.