Home / 54,447,836.64-81,821,728.08-28,907,962.08

Finding the Fourth Proportional to 54,447,836.64, 81,821,728.08 and 28,907,962.08

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Solution

The fourth proportional to 54,447,836.64, 81,821,728.08 and 28,907,962.08 is: 43,441,568.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,447,836.64 : 81,821,728.08 = 28,907,962.08 : x
  2. Step 2: Convert to fraction form
    54,447,836.64/81,821,728.08 = 28,907,962.08/x
  3. Step 3: Cross multiply
    54,447,836.64x = 81,821,728.08 × 28,907,962.08
  4. Step 4: Simplify right side
    54,447,836.64x = 2,365,299,412,656,711
  5. Step 5: Solve for x
    x = 2,365,299,412,656,711/54,447,836.64
  6. Step 6: Final answer
    x = 43,441,568.27

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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.