Home / 64,153,393.44-96,225,254.64-20,432,388.48

Finding the Fourth Proportional to 64,153,393.44, 96,225,254.64 and 20,432,388.48

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Solution

The fourth proportional to 64,153,393.44, 96,225,254.64 and 20,432,388.48 is: 30,647,042.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,153,393.44 : 96,225,254.64 = 20,432,388.48 : x
  2. Step 2: Convert to fraction form
    64,153,393.44/96,225,254.64 = 20,432,388.48/x
  3. Step 3: Cross multiply
    64,153,393.44x = 96,225,254.64 × 20,432,388.48
  4. Step 4: Simplify right side
    64,153,393.44x = 1,966,111,784,391,402.50
  5. Step 5: Solve for x
    x = 1,966,111,784,391,402.50/64,153,393.44
  6. Step 6: Final answer
    x = 30,647,042.64

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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.