Home / 18,302,030.19-27,434,858.89-9,176,274.81

Finding the Fourth Proportional to 18,302,030.19, 27,434,858.89 and 9,176,274.81

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Solution

The fourth proportional to 18,302,030.19, 27,434,858.89 and 9,176,274.81 is: 13,755,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302,030.19 : 27,434,858.89 = 9,176,274.81 : x
  2. Step 2: Convert to fraction form
    18,302,030.19/27,434,858.89 = 9,176,274.81/x
  3. Step 3: Cross multiply
    18,302,030.19x = 27,434,858.89 × 9,176,274.81
  4. Step 4: Simplify right side
    18,302,030.19x = 251,749,804,548,211.59
  5. Step 5: Solve for x
    x = 251,749,804,548,211.59/18,302,030.19
  6. Step 6: Final answer
    x = 13,755,293.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.