Home / 21,728,093.60-32,592,140.40-7,351,630.40

Finding the Fourth Proportional to 21,728,093.60, 32,592,140.40 and 7,351,630.40

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Solution

The fourth proportional to 21,728,093.60, 32,592,140.40 and 7,351,630.40 is: 11,027,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,728,093.60 : 32,592,140.40 = 7,351,630.40 : x
  2. Step 2: Convert to fraction form
    21,728,093.60/32,592,140.40 = 7,351,630.40/x
  3. Step 3: Cross multiply
    21,728,093.60x = 32,592,140.40 × 7,351,630.40
  4. Step 4: Simplify right side
    21,728,093.60x = 239,605,370,165,708.16
  5. Step 5: Solve for x
    x = 239,605,370,165,708.16/21,728,093.60
  6. Step 6: Final answer
    x = 11,027,445.60

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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.