Home / 28,854,031.20-43,344,032.40-20,350,975.20

Finding the Fourth Proportional to 28,854,031.20, 43,344,032.40 and 20,350,975.20

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Solution

The fourth proportional to 28,854,031.20, 43,344,032.40 and 20,350,975.20 is: 30,570,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,854,031.20 : 43,344,032.40 = 20,350,975.20 : x
  2. Step 2: Convert to fraction form
    28,854,031.20/43,344,032.40 = 20,350,975.20/x
  3. Step 3: Cross multiply
    28,854,031.20x = 43,344,032.40 × 20,350,975.20
  4. Step 4: Simplify right side
    28,854,031.20x = 882,093,328,440,396.38
  5. Step 5: Solve for x
    x = 882,093,328,440,396.38/28,854,031.20
  6. Step 6: Final answer
    x = 30,570,887.04

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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.