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Finding the Fourth Proportional to 17,880,826.01, 26,774,412.17 and 11,713,405.41

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Solution

The fourth proportional to 17,880,826.01, 26,774,412.17 and 11,713,405.41 is: 17,539,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880,826.01 : 26,774,412.17 = 11,713,405.41 : x
  2. Step 2: Convert to fraction form
    17,880,826.01/26,774,412.17 = 11,713,405.41/x
  3. Step 3: Cross multiply
    17,880,826.01x = 26,774,412.17 × 11,713,405.41
  4. Step 4: Simplify right side
    17,880,826.01x = 313,619,544,303,080.81
  5. Step 5: Solve for x
    x = 313,619,544,303,080.81/17,880,826.01
  6. Step 6: Final answer
    x = 17,539,432.70

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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.