Home / 53,961,639.22-80,902,567.91-28,016,689.62

Finding the Fourth Proportional to 53,961,639.22, 80,902,567.91 and 28,016,689.62

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Solution

The fourth proportional to 53,961,639.22, 80,902,567.91 and 28,016,689.62 is: 42,004,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,961,639.22 : 80,902,567.91 = 28,016,689.62 : x
  2. Step 2: Convert to fraction form
    53,961,639.22/80,902,567.91 = 28,016,689.62/x
  3. Step 3: Cross multiply
    53,961,639.22x = 80,902,567.91 × 28,016,689.62
  4. Step 4: Simplify right side
    53,961,639.22x = 2,266,622,134,595,442
  5. Step 5: Solve for x
    x = 2,266,622,134,595,442/53,961,639.22
  6. Step 6: Final answer
    x = 42,004,323.21

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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.