Home / 11,875,167.14-16,387,662.22-6,442,542.50

Finding the Fourth Proportional to 11,875,167.14, 16,387,662.22 and 6,442,542.50

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Solution

The fourth proportional to 11,875,167.14, 16,387,662.22 and 6,442,542.50 is: 8,890,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875,167.14 : 16,387,662.22 = 6,442,542.50 : x
  2. Step 2: Convert to fraction form
    11,875,167.14/16,387,662.22 = 6,442,542.50/x
  3. Step 3: Cross multiply
    11,875,167.14x = 16,387,662.22 × 6,442,542.50
  4. Step 4: Simplify right side
    11,875,167.14x = 105,578,210,229,949.69
  5. Step 5: Solve for x
    x = 105,578,210,229,949.69/11,875,167.14
  6. Step 6: Final answer
    x = 8,890,671.52

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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.