Home / 21,518,851.48-32,280,215.56-6,946,116.42

Finding the Fourth Proportional to 21,518,851.48, 32,280,215.56 and 6,946,116.42

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Solution

The fourth proportional to 21,518,851.48, 32,280,215.56 and 6,946,116.42 is: 10,419,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,518,851.48 : 32,280,215.56 = 6,946,116.42 : x
  2. Step 2: Convert to fraction form
    21,518,851.48/32,280,215.56 = 6,946,116.42/x
  3. Step 3: Cross multiply
    21,518,851.48x = 32,280,215.56 × 6,946,116.42
  4. Step 4: Simplify right side
    21,518,851.48x = 224,222,135,342,455.47
  5. Step 5: Solve for x
    x = 224,222,135,342,455.47/21,518,851.48
  6. Step 6: Final answer
    x = 10,419,800.31

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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.