Home / 12,492,051.30-18,738,076.95-3,973,248.90

Finding the Fourth Proportional to 12,492,051.30, 18,738,076.95 and 3,973,248.90

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Solution

The fourth proportional to 12,492,051.30, 18,738,076.95 and 3,973,248.90 is: 5,959,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492,051.30 : 18,738,076.95 = 3,973,248.90 : x
  2. Step 2: Convert to fraction form
    12,492,051.30/18,738,076.95 = 3,973,248.90/x
  3. Step 3: Cross multiply
    12,492,051.30x = 18,738,076.95 × 3,973,248.90
  4. Step 4: Simplify right side
    12,492,051.30x = 74,451,043,629,702.84
  5. Step 5: Solve for x
    x = 74,451,043,629,702.84/12,492,051.30
  6. Step 6: Final answer
    x = 5,959,873.35

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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.