Home / 12,271,663.21-16,934,946.56-6,764,917.19

Finding the Fourth Proportional to 12,271,663.21, 16,934,946.56 and 6,764,917.19

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Solution

The fourth proportional to 12,271,663.21, 16,934,946.56 and 6,764,917.19 is: 9,335,614.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,271,663.21 : 16,934,946.56 = 6,764,917.19 : x
  2. Step 2: Convert to fraction form
    12,271,663.21/16,934,946.56 = 6,764,917.19/x
  3. Step 3: Cross multiply
    12,271,663.21x = 16,934,946.56 × 6,764,917.19
  4. Step 4: Simplify right side
    12,271,663.21x = 114,563,511,084,919.34
  5. Step 5: Solve for x
    x = 114,563,511,084,919.34/12,271,663.21
  6. Step 6: Final answer
    x = 9,335,614.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.