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Finding the Fourth Proportional to 17,835,702.68, 24,611,767.02 and 9,888,457.61

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Solution

The fourth proportional to 17,835,702.68, 24,611,767.02 and 9,888,457.61 is: 13,645,238.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,835,702.68 : 24,611,767.02 = 9,888,457.61 : x
  2. Step 2: Convert to fraction form
    17,835,702.68/24,611,767.02 = 9,888,457.61/x
  3. Step 3: Cross multiply
    17,835,702.68x = 24,611,767.02 × 9,888,457.61
  4. Step 4: Simplify right side
    17,835,702.68x = 243,372,414,761,407.19
  5. Step 5: Solve for x
    x = 243,372,414,761,407.19/17,835,702.68
  6. Step 6: Final answer
    x = 13,645,238.38

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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.