Home / 6,680,709.60-10,021,064.40-4,980,098.40

Finding the Fourth Proportional to 6,680,709.60, 10,021,064.40 and 4,980,098.40

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Solution

The fourth proportional to 6,680,709.60, 10,021,064.40 and 4,980,098.40 is: 7,470,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680,709.60 : 10,021,064.40 = 4,980,098.40 : x
  2. Step 2: Convert to fraction form
    6,680,709.60/10,021,064.40 = 4,980,098.40/x
  3. Step 3: Cross multiply
    6,680,709.60x = 10,021,064.40 × 4,980,098.40
  4. Step 4: Simplify right side
    6,680,709.60x = 49,905,886,784,736.97
  5. Step 5: Solve for x
    x = 49,905,886,784,736.97/6,680,709.60
  6. Step 6: Final answer
    x = 7,470,147.60

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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.