Home / 69,767,071.88-96,277,619.40-38,827,232.96

Finding the Fourth Proportional to 69,767,071.88, 96,277,619.40 and 38,827,232.96

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Solution

The fourth proportional to 69,767,071.88, 96,277,619.40 and 38,827,232.96 is: 53,581,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,767,071.88 : 96,277,619.40 = 38,827,232.96 : x
  2. Step 2: Convert to fraction form
    69,767,071.88/96,277,619.40 = 38,827,232.96/x
  3. Step 3: Cross multiply
    69,767,071.88x = 96,277,619.40 × 38,827,232.96
  4. Step 4: Simplify right side
    69,767,071.88x = 3,738,193,557,278,015.50
  5. Step 5: Solve for x
    x = 3,738,193,557,278,015.50/69,767,071.88
  6. Step 6: Final answer
    x = 53,581,058.46

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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.