Home / 9,339,404.70-14,009,107.05-8,300,142.30

Finding the Fourth Proportional to 9,339,404.70, 14,009,107.05 and 8,300,142.30

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Solution

The fourth proportional to 9,339,404.70, 14,009,107.05 and 8,300,142.30 is: 12,450,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339,404.70 : 14,009,107.05 = 8,300,142.30 : x
  2. Step 2: Convert to fraction form
    9,339,404.70/14,009,107.05 = 8,300,142.30/x
  3. Step 3: Cross multiply
    9,339,404.70x = 14,009,107.05 × 8,300,142.30
  4. Step 4: Simplify right side
    9,339,404.70x = 116,277,582,010,933.22
  5. Step 5: Solve for x
    x = 116,277,582,010,933.22/9,339,404.70
  6. Step 6: Final answer
    x = 12,450,213.45

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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.