Home / 64,548,485.56-96,822,669.19-20,233,089.61

Finding the Fourth Proportional to 64,548,485.56, 96,822,669.19 and 20,233,089.61

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Solution

The fourth proportional to 64,548,485.56, 96,822,669.19 and 20,233,089.61 is: 30,349,615.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,548,485.56 : 96,822,669.19 = 20,233,089.61 : x
  2. Step 2: Convert to fraction form
    64,548,485.56/96,822,669.19 = 20,233,089.61/x
  3. Step 3: Cross multiply
    64,548,485.56x = 96,822,669.19 × 20,233,089.61
  4. Step 4: Simplify right side
    64,548,485.56x = 1,959,021,741,791,128.25
  5. Step 5: Solve for x
    x = 1,959,021,741,791,128.25/64,548,485.56
  6. Step 6: Final answer
    x = 30,349,615.87

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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.