Home / 64,152,228.42-96,196,476.22-20,427,279.54

Finding the Fourth Proportional to 64,152,228.42, 96,196,476.22 and 20,427,279.54

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Solution

The fourth proportional to 64,152,228.42, 96,196,476.22 and 20,427,279.54 is: 30,630,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,228.42 : 96,196,476.22 = 20,427,279.54 : x
  2. Step 2: Convert to fraction form
    64,152,228.42/96,196,476.22 = 20,427,279.54/x
  3. Step 3: Cross multiply
    64,152,228.42x = 96,196,476.22 × 20,427,279.54
  4. Step 4: Simplify right side
    64,152,228.42x = 1,965,032,310,097,097.50
  5. Step 5: Solve for x
    x = 1,965,032,310,097,097.50/64,152,228.42
  6. Step 6: Final answer
    x = 30,630,772.44

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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.