Home / 5,432,855.16-8,143,212.72-2,355,293.25

Finding the Fourth Proportional to 5,432,855.16, 8,143,212.72 and 2,355,293.25

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Solution

The fourth proportional to 5,432,855.16, 8,143,212.72 and 2,355,293.25 is: 3,530,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,855.16 : 8,143,212.72 = 2,355,293.25 : x
  2. Step 2: Convert to fraction form
    5,432,855.16/8,143,212.72 = 2,355,293.25/x
  3. Step 3: Cross multiply
    5,432,855.16x = 8,143,212.72 × 2,355,293.25
  4. Step 4: Simplify right side
    5,432,855.16x = 19,179,653,952,730.14
  5. Step 5: Solve for x
    x = 19,179,653,952,730.14/5,432,855.16
  6. Step 6: Final answer
    x = 3,530,308.35

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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.