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Finding the Fourth Proportional to 5,689,415.96, 8,533,895.52 and 3,135,693.32

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Solution

The fourth proportional to 5,689,415.96, 8,533,895.52 and 3,135,693.32 is: 4,703,414.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689,415.96 : 8,533,895.52 = 3,135,693.32 : x
  2. Step 2: Convert to fraction form
    5,689,415.96/8,533,895.52 = 3,135,693.32/x
  3. Step 3: Cross multiply
    5,689,415.96x = 8,533,895.52 × 3,135,693.32
  4. Step 4: Simplify right side
    5,689,415.96x = 26,759,679,175,641.92
  5. Step 5: Solve for x
    x = 26,759,679,175,641.92/5,689,415.96
  6. Step 6: Final answer
    x = 4,703,414.09

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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.