Home / 12,179,634.81-16,807,895.58-6,673,218.60

Finding the Fourth Proportional to 12,179,634.81, 16,807,895.58 and 6,673,218.60

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Solution

The fourth proportional to 12,179,634.81, 16,807,895.58 and 6,673,218.60 is: 9,209,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,634.81 : 16,807,895.58 = 6,673,218.60 : x
  2. Step 2: Convert to fraction form
    12,179,634.81/16,807,895.58 = 6,673,218.60/x
  3. Step 3: Cross multiply
    12,179,634.81x = 16,807,895.58 × 6,673,218.60
  4. Step 4: Simplify right side
    12,179,634.81x = 112,162,761,411,313.77
  5. Step 5: Solve for x
    x = 112,162,761,411,313.77/12,179,634.81
  6. Step 6: Final answer
    x = 9,209,041.42

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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.