Home / 64,282,640.55-96,449,511.44-20,570,134.14

Finding the Fourth Proportional to 64,282,640.55, 96,449,511.44 and 20,570,134.14

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Solution

The fourth proportional to 64,282,640.55, 96,449,511.44 and 20,570,134.14 is: 30,863,377.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,282,640.55 : 96,449,511.44 = 20,570,134.14 : x
  2. Step 2: Convert to fraction form
    64,282,640.55/96,449,511.44 = 20,570,134.14/x
  3. Step 3: Cross multiply
    64,282,640.55x = 96,449,511.44 × 20,570,134.14
  4. Step 4: Simplify right side
    64,282,640.55x = 1,983,979,388,058,264.50
  5. Step 5: Solve for x
    x = 1,983,979,388,058,264.50/64,282,640.55
  6. Step 6: Final answer
    x = 30,863,377.29

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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.