Home / 12,196,470.34-16,831,012.17-6,689,731.06

Finding the Fourth Proportional to 12,196,470.34, 16,831,012.17 and 6,689,731.06

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Solution

The fourth proportional to 12,196,470.34, 16,831,012.17 and 6,689,731.06 is: 9,231,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,470.34 : 16,831,012.17 = 6,689,731.06 : x
  2. Step 2: Convert to fraction form
    12,196,470.34/16,831,012.17 = 6,689,731.06/x
  3. Step 3: Cross multiply
    12,196,470.34x = 16,831,012.17 × 6,689,731.06
  4. Step 4: Simplify right side
    12,196,470.34x = 112,594,944,884,887
  5. Step 5: Solve for x
    x = 112,594,944,884,887/12,196,470.34
  6. Step 6: Final answer
    x = 9,231,764.74

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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.