Home / 13,965,292.22-19,271,800.67-8,085,174.17

Finding the Fourth Proportional to 13,965,292.22, 19,271,800.67 and 8,085,174.17

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Solution

The fourth proportional to 13,965,292.22, 19,271,800.67 and 8,085,174.17 is: 11,157,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965,292.22 : 19,271,800.67 = 8,085,174.17 : x
  2. Step 2: Convert to fraction form
    13,965,292.22/19,271,800.67 = 8,085,174.17/x
  3. Step 3: Cross multiply
    13,965,292.22x = 19,271,800.67 × 8,085,174.17
  4. Step 4: Simplify right side
    13,965,292.22x = 155,815,864,849,687.81
  5. Step 5: Solve for x
    x = 155,815,864,849,687.81/13,965,292.22
  6. Step 6: Final answer
    x = 11,157,365.16

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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.