Home / 60,478,270.48-90,692,181.92-18,968,451.76

Finding the Fourth Proportional to 60,478,270.48, 90,692,181.92 and 18,968,451.76

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Solution

The fourth proportional to 60,478,270.48, 90,692,181.92 and 18,968,451.76 is: 28,444,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,478,270.48 : 90,692,181.92 = 18,968,451.76 : x
  2. Step 2: Convert to fraction form
    60,478,270.48/90,692,181.92 = 18,968,451.76/x
  3. Step 3: Cross multiply
    60,478,270.48x = 90,692,181.92 × 18,968,451.76
  4. Step 4: Simplify right side
    60,478,270.48x = 1,720,290,277,758,664.25
  5. Step 5: Solve for x
    x = 1,720,290,277,758,664.25/60,478,270.48
  6. Step 6: Final answer
    x = 28,444,766.43

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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.