Home / 60,454,514.52-90,694,653.12-19,516,280.16

Finding the Fourth Proportional to 60,454,514.52, 90,694,653.12 and 19,516,280.16

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Solution

The fourth proportional to 60,454,514.52, 90,694,653.12 and 19,516,280.16 is: 29,278,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,454,514.52 : 90,694,653.12 = 19,516,280.16 : x
  2. Step 2: Convert to fraction form
    60,454,514.52/90,694,653.12 = 19,516,280.16/x
  3. Step 3: Cross multiply
    60,454,514.52x = 90,694,653.12 × 19,516,280.16
  4. Step 4: Simplify right side
    60,454,514.52x = 1,770,022,259,303,938.25
  5. Step 5: Solve for x
    x = 1,770,022,259,303,938.25/60,454,514.52
  6. Step 6: Final answer
    x = 29,278,578.67

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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.