Home / 32,768,137.20-49,164,015.60-13,612,641.60

Finding the Fourth Proportional to 32,768,137.20, 49,164,015.60 and 13,612,641.60

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Solution

The fourth proportional to 32,768,137.20, 49,164,015.60 and 13,612,641.60 is: 20,423,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,768,137.20 : 49,164,015.60 = 13,612,641.60 : x
  2. Step 2: Convert to fraction form
    32,768,137.20/49,164,015.60 = 13,612,641.60/x
  3. Step 3: Cross multiply
    32,768,137.20x = 49,164,015.60 × 13,612,641.60
  4. Step 4: Simplify right side
    32,768,137.20x = 669,252,123,979,609
  5. Step 5: Solve for x
    x = 669,252,123,979,609/32,768,137.20
  6. Step 6: Final answer
    x = 20,423,868.46

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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.