Home / 16,390,101.81-22,617,747.70-9,047,777.37

Finding the Fourth Proportional to 16,390,101.81, 22,617,747.70 and 9,047,777.37

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Solution

The fourth proportional to 16,390,101.81, 22,617,747.70 and 9,047,777.37 is: 12,485,605.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,101.81 : 22,617,747.70 = 9,047,777.37 : x
  2. Step 2: Convert to fraction form
    16,390,101.81/22,617,747.70 = 9,047,777.37/x
  3. Step 3: Cross multiply
    16,390,101.81x = 22,617,747.70 × 9,047,777.37
  4. Step 4: Simplify right side
    16,390,101.81x = 204,640,345,692,993.59
  5. Step 5: Solve for x
    x = 204,640,345,692,993.59/16,390,101.81
  6. Step 6: Final answer
    x = 12,485,605.52

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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.