Home / 54,984,062.40-82,476,093.60-54,648,139.20

Finding the Fourth Proportional to 54,984,062.40, 82,476,093.60 and 54,648,139.20

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Solution

The fourth proportional to 54,984,062.40, 82,476,093.60 and 54,648,139.20 is: 81,972,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,984,062.40 : 82,476,093.60 = 54,648,139.20 : x
  2. Step 2: Convert to fraction form
    54,984,062.40/82,476,093.60 = 54,648,139.20/x
  3. Step 3: Cross multiply
    54,984,062.40x = 82,476,093.60 × 54,648,139.20
  4. Step 4: Simplify right side
    54,984,062.40x = 4,507,165,043,725,029
  5. Step 5: Solve for x
    x = 4,507,165,043,725,029/54,984,062.40
  6. Step 6: Final answer
    x = 81,972,208.80

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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.