Home / 11,745,871.38-17,616,707.28-7,473,348.18

Finding the Fourth Proportional to 11,745,871.38, 17,616,707.28 and 7,473,348.18

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Solution

The fourth proportional to 11,745,871.38, 17,616,707.28 and 7,473,348.18 is: 11,208,686.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745,871.38 : 17,616,707.28 = 7,473,348.18 : x
  2. Step 2: Convert to fraction form
    11,745,871.38/17,616,707.28 = 7,473,348.18/x
  3. Step 3: Cross multiply
    11,745,871.38x = 17,616,707.28 × 7,473,348.18
  4. Step 4: Simplify right side
    11,745,871.38x = 131,655,787,288,580.75
  5. Step 5: Solve for x
    x = 131,655,787,288,580.75/11,745,871.38
  6. Step 6: Final answer
    x = 11,208,686.27

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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.