Home / 15,043,558.98-20,760,194.35-8,168,041.24

Finding the Fourth Proportional to 15,043,558.98, 20,760,194.35 and 8,168,041.24

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Solution

The fourth proportional to 15,043,558.98, 20,760,194.35 and 8,168,041.24 is: 11,271,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043,558.98 : 20,760,194.35 = 8,168,041.24 : x
  2. Step 2: Convert to fraction form
    15,043,558.98/20,760,194.35 = 8,168,041.24/x
  3. Step 3: Cross multiply
    15,043,558.98x = 20,760,194.35 × 8,168,041.24
  4. Step 4: Simplify right side
    15,043,558.98x = 169,570,123,601,215
  5. Step 5: Solve for x
    x = 169,570,123,601,215/15,043,558.98
  6. Step 6: Final answer
    x = 11,271,941.95

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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.