Home / 30,536,609.90-45,804,914.85-25,753,640.90

Finding the Fourth Proportional to 30,536,609.90, 45,804,914.85 and 25,753,640.90

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Solution

The fourth proportional to 30,536,609.90, 45,804,914.85 and 25,753,640.90 is: 38,630,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536,609.90 : 45,804,914.85 = 25,753,640.90 : x
  2. Step 2: Convert to fraction form
    30,536,609.90/45,804,914.85 = 25,753,640.90/x
  3. Step 3: Cross multiply
    30,536,609.90x = 45,804,914.85 × 25,753,640.90
  4. Step 4: Simplify right side
    30,536,609.90x = 1,179,643,328,501,977.25
  5. Step 5: Solve for x
    x = 1,179,643,328,501,977.25/30,536,609.90
  6. Step 6: Final answer
    x = 38,630,461.35

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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.