Home / 19,344,135.30-28,974,212.55-15,984,903.30

Finding the Fourth Proportional to 19,344,135.30, 28,974,212.55 and 15,984,903.30

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Solution

The fourth proportional to 19,344,135.30, 28,974,212.55 and 15,984,903.30 is: 23,942,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344,135.30 : 28,974,212.55 = 15,984,903.30 : x
  2. Step 2: Convert to fraction form
    19,344,135.30/28,974,212.55 = 15,984,903.30/x
  3. Step 3: Cross multiply
    19,344,135.30x = 28,974,212.55 × 15,984,903.30
  4. Step 4: Simplify right side
    19,344,135.30x = 463,149,985,805,396.44
  5. Step 5: Solve for x
    x = 463,149,985,805,396.44/19,344,135.30
  6. Step 6: Final answer
    x = 23,942,656.45

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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.