Home / 13,361,821.19-20,056,904.95-11,834,730.02

Finding the Fourth Proportional to 13,361,821.19, 20,056,904.95 and 11,834,730.02

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Solution

The fourth proportional to 13,361,821.19, 20,056,904.95 and 11,834,730.02 is: 17,764,648.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,821.19 : 20,056,904.95 = 11,834,730.02 : x
  2. Step 2: Convert to fraction form
    13,361,821.19/20,056,904.95 = 11,834,730.02/x
  3. Step 3: Cross multiply
    13,361,821.19x = 20,056,904.95 × 11,834,730.02
  4. Step 4: Simplify right side
    13,361,821.19x = 237,368,054,990,180.28
  5. Step 5: Solve for x
    x = 237,368,054,990,180.28/13,361,821.19
  6. Step 6: Final answer
    x = 17,764,648.37

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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.