Home / 12,257,165.25-16,914,342.28-7,026,423.39

Finding the Fourth Proportional to 12,257,165.25, 16,914,342.28 and 7,026,423.39

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Solution

The fourth proportional to 12,257,165.25, 16,914,342.28 and 7,026,423.39 is: 9,696,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,165.25 : 16,914,342.28 = 7,026,423.39 : x
  2. Step 2: Convert to fraction form
    12,257,165.25/16,914,342.28 = 7,026,423.39/x
  3. Step 3: Cross multiply
    12,257,165.25x = 16,914,342.28 × 7,026,423.39
  4. Step 4: Simplify right side
    12,257,165.25x = 118,847,330,222,657.94
  5. Step 5: Solve for x
    x = 118,847,330,222,657.94/12,257,165.25
  6. Step 6: Final answer
    x = 9,696,151.42

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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.