Home / 70,538,034.42-97,347,290.31-39,179,669.31

Finding the Fourth Proportional to 70,538,034.42, 97,347,290.31 and 39,179,669.31

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Solution

The fourth proportional to 70,538,034.42, 97,347,290.31 and 39,179,669.31 is: 54,070,611.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,538,034.42 : 97,347,290.31 = 39,179,669.31 : x
  2. Step 2: Convert to fraction form
    70,538,034.42/97,347,290.31 = 39,179,669.31/x
  3. Step 3: Cross multiply
    70,538,034.42x = 97,347,290.31 × 39,179,669.31
  4. Step 4: Simplify right side
    70,538,034.42x = 3,814,034,642,570,367.50
  5. Step 5: Solve for x
    x = 3,814,034,642,570,367.50/70,538,034.42
  6. Step 6: Final answer
    x = 54,070,611.32

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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.