Home / 35,222,670.75-48,609,584.72-20,338,623.08

Finding the Fourth Proportional to 35,222,670.75, 48,609,584.72 and 20,338,623.08

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Solution

The fourth proportional to 35,222,670.75, 48,609,584.72 and 20,338,623.08 is: 28,068,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,222,670.75 : 48,609,584.72 = 20,338,623.08 : x
  2. Step 2: Convert to fraction form
    35,222,670.75/48,609,584.72 = 20,338,623.08/x
  3. Step 3: Cross multiply
    35,222,670.75x = 48,609,584.72 × 20,338,623.08
  4. Step 4: Simplify right side
    35,222,670.75x = 988,652,021,350,666.38
  5. Step 5: Solve for x
    x = 988,652,021,350,666.38/35,222,670.75
  6. Step 6: Final answer
    x = 28,068,627.40

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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.