Home / 42,328,867.50-61,860,003.75

Finding the Third Proportional to 42,328,867.50 and 61,860,003.75

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Solution

The third proportional to 42,328,867.50 and 61,860,003.75 is: 90,403,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,328,867.50 : 61,860,003.75 = 61,860,003.75 : x
  2. Step 2: Convert to fraction form
    42,328,867.50/61,860,003.75 = 61,860,003.75/x
  3. Step 3: Cross multiply
    42,328,867.50x = 61,860,003.75 × 61,860,003.75
  4. Step 4: Simplify right side
    42,328,867.50x = 3,826,660,063,950,014
  5. Step 5: Solve for x
    x = 3,826,660,063,950,014/42,328,867.50
  6. Step 6: Final answer
    x = 90,403,081.63

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.