Home / 81,938,122.74-113,073,289.65-44,767,604.64

Finding the Fourth Proportional to 81,938,122.74, 113,073,289.65 and 44,767,604.64

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Solution

The fourth proportional to 81,938,122.74, 113,073,289.65 and 44,767,604.64 is: 61,778,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,938,122.74 : 113,073,289.65 = 44,767,604.64 : x
  2. Step 2: Convert to fraction form
    81,938,122.74/113,073,289.65 = 44,767,604.64/x
  3. Step 3: Cross multiply
    81,938,122.74x = 113,073,289.65 × 44,767,604.64
  4. Step 4: Simplify right side
    81,938,122.74x = 5,062,020,326,395,404
  5. Step 5: Solve for x
    x = 5,062,020,326,395,404/81,938,122.74
  6. Step 6: Final answer
    x = 61,778,573.36

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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.