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Finding the Fourth Proportional to 17,766,468.40, 26,649,702.60 and 16,119,001.30

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Solution

The fourth proportional to 17,766,468.40, 26,649,702.60 and 16,119,001.30 is: 24,178,501.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766,468.40 : 26,649,702.60 = 16,119,001.30 : x
  2. Step 2: Convert to fraction form
    17,766,468.40/26,649,702.60 = 16,119,001.30/x
  3. Step 3: Cross multiply
    17,766,468.40x = 26,649,702.60 × 16,119,001.30
  4. Step 4: Simplify right side
    17,766,468.40x = 429,566,590,854,013.44
  5. Step 5: Solve for x
    x = 429,566,590,854,013.44/17,766,468.40
  6. Step 6: Final answer
    x = 24,178,501.95

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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.