Home / 20,019,147.06-30,017,916.42-9,083,369.14

Finding the Fourth Proportional to 20,019,147.06, 30,017,916.42 and 9,083,369.14

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Solution

The fourth proportional to 20,019,147.06, 30,017,916.42 and 9,083,369.14 is: 13,620,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019,147.06 : 30,017,916.42 = 9,083,369.14 : x
  2. Step 2: Convert to fraction form
    20,019,147.06/30,017,916.42 = 9,083,369.14/x
  3. Step 3: Cross multiply
    20,019,147.06x = 30,017,916.42 × 9,083,369.14
  4. Step 4: Simplify right side
    20,019,147.06x = 272,663,815,506,437.72
  5. Step 5: Solve for x
    x = 272,663,815,506,437.72/20,019,147.06
  6. Step 6: Final answer
    x = 13,620,151.48

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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.