Home / 7,671,205.60-11,496,310.80-5,105,125.60

Finding the Fourth Proportional to 7,671,205.60, 11,496,310.80 and 5,105,125.60

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Solution

The fourth proportional to 7,671,205.60, 11,496,310.80 and 5,105,125.60 is: 7,650,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671,205.60 : 11,496,310.80 = 5,105,125.60 : x
  2. Step 2: Convert to fraction form
    7,671,205.60/11,496,310.80 = 5,105,125.60/x
  3. Step 3: Cross multiply
    7,671,205.60x = 11,496,310.80 × 5,105,125.60
  4. Step 4: Simplify right side
    7,671,205.60x = 58,690,110,570,636.48
  5. Step 5: Solve for x
    x = 58,690,110,570,636.48/7,671,205.60
  6. Step 6: Final answer
    x = 7,650,702.33

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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.