Home / 60,478,182.16-90,692,049.76-18,968,363.76

Finding the Fourth Proportional to 60,478,182.16, 90,692,049.76 and 18,968,363.76

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Solution

The fourth proportional to 60,478,182.16, 90,692,049.76 and 18,968,363.76 is: 28,444,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,478,182.16 : 90,692,049.76 = 18,968,363.76 : x
  2. Step 2: Convert to fraction form
    60,478,182.16/90,692,049.76 = 18,968,363.76/x
  3. Step 3: Cross multiply
    60,478,182.16x = 90,692,049.76 × 18,968,363.76
  4. Step 4: Simplify right side
    60,478,182.16x = 1,720,279,789,987,701
  5. Step 5: Solve for x
    x = 1,720,279,789,987,701/60,478,182.16
  6. Step 6: Final answer
    x = 28,444,634.55

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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.