Home / 54,283,629.60-81,425,444.40-51,764,205.60

Finding the Fourth Proportional to 54,283,629.60, 81,425,444.40 and 51,764,205.60

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Solution

The fourth proportional to 54,283,629.60, 81,425,444.40 and 51,764,205.60 is: 77,646,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,283,629.60 : 81,425,444.40 = 51,764,205.60 : x
  2. Step 2: Convert to fraction form
    54,283,629.60/81,425,444.40 = 51,764,205.60/x
  3. Step 3: Cross multiply
    54,283,629.60x = 81,425,444.40 × 51,764,205.60
  4. Step 4: Simplify right side
    54,283,629.60x = 4,214,923,444,992,969
  5. Step 5: Solve for x
    x = 4,214,923,444,992,969/54,283,629.60
  6. Step 6: Final answer
    x = 77,646,308.40

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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.