Home / 13,965,175.39-19,271,639.95-8,085,057.51

Finding the Fourth Proportional to 13,965,175.39, 19,271,639.95 and 8,085,057.51

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Solution

The fourth proportional to 13,965,175.39, 19,271,639.95 and 8,085,057.51 is: 11,157,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965,175.39 : 19,271,639.95 = 8,085,057.51 : x
  2. Step 2: Convert to fraction form
    13,965,175.39/19,271,639.95 = 8,085,057.51/x
  3. Step 3: Cross multiply
    13,965,175.39x = 19,271,639.95 × 8,085,057.51
  4. Step 4: Simplify right side
    13,965,175.39x = 155,812,317,307,763.50
  5. Step 5: Solve for x
    x = 155,812,317,307,763.50/13,965,175.39
  6. Step 6: Final answer
    x = 11,157,204.47

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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.