Home / 38,077,926.40-57,149,548.80-15,375,116.80

Finding the Fourth Proportional to 38,077,926.40, 57,149,548.80 and 15,375,116.80

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Solution

The fourth proportional to 38,077,926.40, 57,149,548.80 and 15,375,116.80 is: 23,075,862.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,077,926.40 : 57,149,548.80 = 15,375,116.80 : x
  2. Step 2: Convert to fraction form
    38,077,926.40/57,149,548.80 = 15,375,116.80/x
  3. Step 3: Cross multiply
    38,077,926.40x = 57,149,548.80 × 15,375,116.80
  4. Step 4: Simplify right side
    38,077,926.40x = 878,680,987,867,299.88
  5. Step 5: Solve for x
    x = 878,680,987,867,299.88/38,077,926.40
  6. Step 6: Final answer
    x = 23,075,862.34

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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.