Home / 22,579,405.68-31,159,845.06-12,266,291.28

Finding the Fourth Proportional to 22,579,405.68, 31,159,845.06 and 12,266,291.28

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Solution

The fourth proportional to 22,579,405.68, 31,159,845.06 and 12,266,291.28 is: 16,927,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579,405.68 : 31,159,845.06 = 12,266,291.28 : x
  2. Step 2: Convert to fraction form
    22,579,405.68/31,159,845.06 = 12,266,291.28/x
  3. Step 3: Cross multiply
    22,579,405.68x = 31,159,845.06 × 12,266,291.28
  4. Step 4: Simplify right side
    22,579,405.68x = 382,215,735,745,629.06
  5. Step 5: Solve for x
    x = 382,215,735,745,629.06/22,579,405.68
  6. Step 6: Final answer
    x = 16,927,626.05

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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.