Home / 10,630,138.60-15,945,207.90-2,953,768.60

Finding the Fourth Proportional to 10,630,138.60, 15,945,207.90 and 2,953,768.60

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Solution

The fourth proportional to 10,630,138.60, 15,945,207.90 and 2,953,768.60 is: 4,430,652.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,138.60 : 15,945,207.90 = 2,953,768.60 : x
  2. Step 2: Convert to fraction form
    10,630,138.60/15,945,207.90 = 2,953,768.60/x
  3. Step 3: Cross multiply
    10,630,138.60x = 15,945,207.90 × 2,953,768.60
  4. Step 4: Simplify right side
    10,630,138.60x = 47,098,454,415,491.95
  5. Step 5: Solve for x
    x = 47,098,454,415,491.95/10,630,138.60
  6. Step 6: Final answer
    x = 4,430,652.90

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Double scale
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Similar ratio
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1.5x scale

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.