Home / 7,431,148.40-11,146,722.60-4,445,164.40

Finding the Fourth Proportional to 7,431,148.40, 11,146,722.60 and 4,445,164.40

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Solution

The fourth proportional to 7,431,148.40, 11,146,722.60 and 4,445,164.40 is: 6,667,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,148.40 : 11,146,722.60 = 4,445,164.40 : x
  2. Step 2: Convert to fraction form
    7,431,148.40/11,146,722.60 = 4,445,164.40/x
  3. Step 3: Cross multiply
    7,431,148.40x = 11,146,722.60 × 4,445,164.40
  4. Step 4: Simplify right side
    7,431,148.40x = 49,549,014,478,195.45
  5. Step 5: Solve for x
    x = 49,549,014,478,195.45/7,431,148.40
  6. Step 6: Final answer
    x = 6,667,746.60

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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.