Home / 64,718,723.62-89,311,307.83-35,350,074.91

Finding the Fourth Proportional to 64,718,723.62, 89,311,307.83 and 35,350,074.91

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Solution

The fourth proportional to 64,718,723.62, 89,311,307.83 and 35,350,074.91 is: 48,782,813.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,718,723.62 : 89,311,307.83 = 35,350,074.91 : x
  2. Step 2: Convert to fraction form
    64,718,723.62/89,311,307.83 = 35,350,074.91/x
  3. Step 3: Cross multiply
    64,718,723.62x = 89,311,307.83 × 35,350,074.91
  4. Step 4: Simplify right side
    64,718,723.62x = 3,157,161,422,100,569
  5. Step 5: Solve for x
    x = 3,157,161,422,100,569/64,718,723.62
  6. Step 6: Final answer
    x = 48,782,813.47

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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.