Home / 64,159,917.50-96,235,890.43-20,439,595.03

Finding the Fourth Proportional to 64,159,917.50, 96,235,890.43 and 20,439,595.03

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Solution

The fourth proportional to 64,159,917.50, 96,235,890.43 and 20,439,595.03 is: 30,658,122.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,159,917.50 : 96,235,890.43 = 20,439,595.03 : x
  2. Step 2: Convert to fraction form
    64,159,917.50/96,235,890.43 = 20,439,595.03/x
  3. Step 3: Cross multiply
    64,159,917.50x = 96,235,890.43 × 20,439,595.03
  4. Step 4: Simplify right side
    64,159,917.50x = 1,967,022,627,667,730.50
  5. Step 5: Solve for x
    x = 1,967,022,627,667,730.50/64,159,917.50
  6. Step 6: Final answer
    x = 30,658,122.77

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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.