Home / 5,184,036.78-7,776,055.17-3,924,324.78

Finding the Fourth Proportional to 5,184,036.78, 7,776,055.17 and 3,924,324.78

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Solution

The fourth proportional to 5,184,036.78, 7,776,055.17 and 3,924,324.78 is: 5,886,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,036.78 : 7,776,055.17 = 3,924,324.78 : x
  2. Step 2: Convert to fraction form
    5,184,036.78/7,776,055.17 = 3,924,324.78/x
  3. Step 3: Cross multiply
    5,184,036.78x = 7,776,055.17 × 3,924,324.78
  4. Step 4: Simplify right side
    5,184,036.78x = 30,515,765,935,776.21
  5. Step 5: Solve for x
    x = 30,515,765,935,776.21/5,184,036.78
  6. Step 6: Final answer
    x = 5,886,487.16

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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.