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Finding the Fourth Proportional to 59,786,843.60, 89,680,265.40 and 16,662,702.80

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Solution

The fourth proportional to 59,786,843.60, 89,680,265.40 and 16,662,702.80 is: 24,994,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,786,843.60 : 89,680,265.40 = 16,662,702.80 : x
  2. Step 2: Convert to fraction form
    59,786,843.60/89,680,265.40 = 16,662,702.80/x
  3. Step 3: Cross multiply
    59,786,843.60x = 89,680,265.40 × 16,662,702.80
  4. Step 4: Simplify right side
    59,786,843.60x = 1,494,315,609,385,323.25
  5. Step 5: Solve for x
    x = 1,494,315,609,385,323.25/59,786,843.60
  6. Step 6: Final answer
    x = 24,994,054.20

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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.