Home / 19,129,916.22-28,700,464.68-6,175,763.07

Finding the Fourth Proportional to 19,129,916.22, 28,700,464.68 and 6,175,763.07

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Solution

The fourth proportional to 19,129,916.22, 28,700,464.68 and 6,175,763.07 is: 9,265,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129,916.22 : 28,700,464.68 = 6,175,763.07 : x
  2. Step 2: Convert to fraction form
    19,129,916.22/28,700,464.68 = 6,175,763.07/x
  3. Step 3: Cross multiply
    19,129,916.22x = 28,700,464.68 × 6,175,763.07
  4. Step 4: Simplify right side
    19,129,916.22x = 177,247,269,862,583.38
  5. Step 5: Solve for x
    x = 177,247,269,862,583.38/19,129,916.22
  6. Step 6: Final answer
    x = 9,265,449.35

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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.