Home / 7,358,450.78-10,154,662.10-4,096,036.20

Finding the Fourth Proportional to 7,358,450.78, 10,154,662.10 and 4,096,036.20

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Solution

The fourth proportional to 7,358,450.78, 10,154,662.10 and 4,096,036.20 is: 5,652,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358,450.78 : 10,154,662.10 = 4,096,036.20 : x
  2. Step 2: Convert to fraction form
    7,358,450.78/10,154,662.10 = 4,096,036.20/x
  3. Step 3: Cross multiply
    7,358,450.78x = 10,154,662.10 × 4,096,036.20
  4. Step 4: Simplify right side
    7,358,450.78x = 41,593,863,560,368.02
  5. Step 5: Solve for x
    x = 41,593,863,560,368.02/7,358,450.78
  6. Step 6: Final answer
    x = 5,652,529.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.