Home / 64,340,159.20-96,524,235.60-21,202,021.60

Finding the Fourth Proportional to 64,340,159.20, 96,524,235.60 and 21,202,021.60

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Solution

The fourth proportional to 64,340,159.20, 96,524,235.60 and 21,202,021.60 is: 31,807,644.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,340,159.20 : 96,524,235.60 = 21,202,021.60 : x
  2. Step 2: Convert to fraction form
    64,340,159.20/96,524,235.60 = 21,202,021.60/x
  3. Step 3: Cross multiply
    64,340,159.20x = 96,524,235.60 × 21,202,021.60
  4. Step 4: Simplify right side
    64,340,159.20x = 2,046,508,928,114,689
  5. Step 5: Solve for x
    x = 2,046,508,928,114,689/64,340,159.20
  6. Step 6: Final answer
    x = 31,807,644.77

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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.