Home / 35,457,694.60-48,923,284.62-21,518,740.78

Finding the Fourth Proportional to 35,457,694.60, 48,923,284.62 and 21,518,740.78

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Solution

The fourth proportional to 35,457,694.60, 48,923,284.62 and 21,518,740.78 is: 29,690,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457,694.60 : 48,923,284.62 = 21,518,740.78 : x
  2. Step 2: Convert to fraction form
    35,457,694.60/48,923,284.62 = 21,518,740.78/x
  3. Step 3: Cross multiply
    35,457,694.60x = 48,923,284.62 × 21,518,740.78
  4. Step 4: Simplify right side
    35,457,694.60x = 1,052,767,479,843,940.75
  5. Step 5: Solve for x
    x = 1,052,767,479,843,940.75/35,457,694.60
  6. Step 6: Final answer
    x = 29,690,804.54

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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.