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Finding the Fourth Proportional to 16,692,699.18, 23,037,959.07 and 9,816,848.94

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Solution

The fourth proportional to 16,692,699.18, 23,037,959.07 and 9,816,848.94 is: 13,548,447.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692,699.18 : 23,037,959.07 = 9,816,848.94 : x
  2. Step 2: Convert to fraction form
    16,692,699.18/23,037,959.07 = 9,816,848.94/x
  3. Step 3: Cross multiply
    16,692,699.18x = 23,037,959.07 × 9,816,848.94
  4. Step 4: Simplify right side
    16,692,699.18x = 226,160,164,076,092.88
  5. Step 5: Solve for x
    x = 226,160,164,076,092.88/16,692,699.18
  6. Step 6: Final answer
    x = 13,548,447.84

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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.