Home / 30,885,755.75-42,626,122.98-17,832,992.75

Finding the Fourth Proportional to 30,885,755.75, 42,626,122.98 and 17,832,992.75

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Solution

The fourth proportional to 30,885,755.75, 42,626,122.98 and 17,832,992.75 is: 24,611,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885,755.75 : 42,626,122.98 = 17,832,992.75 : x
  2. Step 2: Convert to fraction form
    30,885,755.75/42,626,122.98 = 17,832,992.75/x
  3. Step 3: Cross multiply
    30,885,755.75x = 42,626,122.98 × 17,832,992.75
  4. Step 4: Simplify right side
    30,885,755.75x = 760,151,342,062,948.38
  5. Step 5: Solve for x
    x = 760,151,342,062,948.38/30,885,755.75
  6. Step 6: Final answer
    x = 24,611,712.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.