Home / 57,464,551-79,302,764.80-31,360,747.24

Finding the Fourth Proportional to 57,464,551, 79,302,764.80 and 31,360,747.24

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Solution

The fourth proportional to 57,464,551, 79,302,764.80 and 31,360,747.24 is: 43,278,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,464,551 : 79,302,764.80 = 31,360,747.24 : x
  2. Step 2: Convert to fraction form
    57,464,551/79,302,764.80 = 31,360,747.24/x
  3. Step 3: Cross multiply
    57,464,551x = 79,302,764.80 × 31,360,747.24
  4. Step 4: Simplify right side
    57,464,551x = 2,486,993,962,325,969
  5. Step 5: Solve for x
    x = 2,486,993,962,325,969/57,464,551
  6. Step 6: Final answer
    x = 43,278,750.45

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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.