Home / 13,004,548.32-17,945,506.77-7,123,009.59

Finding the Fourth Proportional to 13,004,548.32, 17,945,506.77 and 7,123,009.59

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Solution

The fourth proportional to 13,004,548.32, 17,945,506.77 and 7,123,009.59 is: 9,829,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004,548.32 : 17,945,506.77 = 7,123,009.59 : x
  2. Step 2: Convert to fraction form
    13,004,548.32/17,945,506.77 = 7,123,009.59/x
  3. Step 3: Cross multiply
    13,004,548.32x = 17,945,506.77 × 7,123,009.59
  4. Step 4: Simplify right side
    13,004,548.32x = 127,826,016,820,119.92
  5. Step 5: Solve for x
    x = 127,826,016,820,119.92/13,004,548.32
  6. Step 6: Final answer
    x = 9,829,331.53

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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.