Home / 32,784,905.20-49,179,744.60-12,590,147.20

Finding the Fourth Proportional to 32,784,905.20, 49,179,744.60 and 12,590,147.20

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Solution

The fourth proportional to 32,784,905.20, 49,179,744.60 and 12,590,147.20 is: 18,886,137.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,784,905.20 : 49,179,744.60 = 12,590,147.20 : x
  2. Step 2: Convert to fraction form
    32,784,905.20/49,179,744.60 = 12,590,147.20/x
  3. Step 3: Cross multiply
    32,784,905.20x = 49,179,744.60 × 12,590,147.20
  4. Step 4: Simplify right side
    32,784,905.20x = 619,180,223,772,405.12
  5. Step 5: Solve for x
    x = 619,180,223,772,405.12/32,784,905.20
  6. Step 6: Final answer
    x = 18,886,137.39

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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.