Home / 10,845,136.20-16,263,038.70-5,451,702.60

Finding the Fourth Proportional to 10,845,136.20, 16,263,038.70 and 5,451,702.60

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Solution

The fourth proportional to 10,845,136.20, 16,263,038.70 and 5,451,702.60 is: 8,175,208.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845,136.20 : 16,263,038.70 = 5,451,702.60 : x
  2. Step 2: Convert to fraction form
    10,845,136.20/16,263,038.70 = 5,451,702.60/x
  3. Step 3: Cross multiply
    10,845,136.20x = 16,263,038.70 × 5,451,702.60
  4. Step 4: Simplify right side
    10,845,136.20x = 88,661,250,364,690.61
  5. Step 5: Solve for x
    x = 88,661,250,364,690.61/10,845,136.20
  6. Step 6: Final answer
    x = 8,175,208.57

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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.