Home / 6,230,147.10-9,345,220.65-4,812,971.10

Finding the Fourth Proportional to 6,230,147.10, 9,345,220.65 and 4,812,971.10

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Solution

The fourth proportional to 6,230,147.10, 9,345,220.65 and 4,812,971.10 is: 7,219,456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,230,147.10 : 9,345,220.65 = 4,812,971.10 : x
  2. Step 2: Convert to fraction form
    6,230,147.10/9,345,220.65 = 4,812,971.10/x
  3. Step 3: Cross multiply
    6,230,147.10x = 9,345,220.65 × 4,812,971.10
  4. Step 4: Simplify right side
    6,230,147.10x = 44,978,276,911,573.21
  5. Step 5: Solve for x
    x = 44,978,276,911,573.21/6,230,147.10
  6. Step 6: Final answer
    x = 7,219,456.65

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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.