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Finding the Fourth Proportional to 18,657,670.01, 25,746,451.43 and 10,284,672.47

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Solution

The fourth proportional to 18,657,670.01, 25,746,451.43 and 10,284,672.47 is: 14,192,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657,670.01 : 25,746,451.43 = 10,284,672.47 : x
  2. Step 2: Convert to fraction form
    18,657,670.01/25,746,451.43 = 10,284,672.47/x
  3. Step 3: Cross multiply
    18,657,670.01x = 25,746,451.43 × 10,284,672.47
  4. Step 4: Simplify right side
    18,657,670.01x = 264,793,820,042,157.53
  5. Step 5: Solve for x
    x = 264,793,820,042,157.53/18,657,670.01
  6. Step 6: Final answer
    x = 14,192,223.36

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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.