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Finding the Fourth Proportional to 17,611,295.40, 26,416,943.10 and 8,045,357.40

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Solution

The fourth proportional to 17,611,295.40, 26,416,943.10 and 8,045,357.40 is: 12,068,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611,295.40 : 26,416,943.10 = 8,045,357.40 : x
  2. Step 2: Convert to fraction form
    17,611,295.40/26,416,943.10 = 8,045,357.40/x
  3. Step 3: Cross multiply
    17,611,295.40x = 26,416,943.10 × 8,045,357.40
  4. Step 4: Simplify right side
    17,611,295.40x = 212,533,748,654,963.97
  5. Step 5: Solve for x
    x = 212,533,748,654,963.97/17,611,295.40
  6. Step 6: Final answer
    x = 12,068,036.10

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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.