Home / 16,390,202.82-22,617,886.78-9,047,878.26

Finding the Fourth Proportional to 16,390,202.82, 22,617,886.78 and 9,047,878.26

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Solution

The fourth proportional to 16,390,202.82, 22,617,886.78 and 9,047,878.26 is: 12,485,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,202.82 : 22,617,886.78 = 9,047,878.26 : x
  2. Step 2: Convert to fraction form
    16,390,202.82/22,617,886.78 = 9,047,878.26/x
  3. Step 3: Cross multiply
    16,390,202.82x = 22,617,886.78 × 9,047,878.26
  4. Step 4: Simplify right side
    16,390,202.82x = 204,643,886,083,903.41
  5. Step 5: Solve for x
    x = 204,643,886,083,903.41/16,390,202.82
  6. Step 6: Final answer
    x = 12,485,744.58

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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.