Home / 6,146,405.40-9,219,608.10-2,308,220.40

Finding the Fourth Proportional to 6,146,405.40, 9,219,608.10 and 2,308,220.40

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Solution

The fourth proportional to 6,146,405.40, 9,219,608.10 and 2,308,220.40 is: 3,462,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146,405.40 : 9,219,608.10 = 2,308,220.40 : x
  2. Step 2: Convert to fraction form
    6,146,405.40/9,219,608.10 = 2,308,220.40/x
  3. Step 3: Cross multiply
    6,146,405.40x = 9,219,608.10 × 2,308,220.40
  4. Step 4: Simplify right side
    6,146,405.40x = 21,280,887,496,425.24
  5. Step 5: Solve for x
    x = 21,280,887,496,425.24/6,146,405.40
  6. Step 6: Final answer
    x = 3,462,330.60

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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.