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Finding the Fourth Proportional to 6,699,227.64, 9,242,848.62 and 3,798,390.84

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Solution

The fourth proportional to 6,699,227.64, 9,242,848.62 and 3,798,390.84 is: 5,240,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699,227.64 : 9,242,848.62 = 3,798,390.84 : x
  2. Step 2: Convert to fraction form
    6,699,227.64/9,242,848.62 = 3,798,390.84/x
  3. Step 3: Cross multiply
    6,699,227.64x = 9,242,848.62 × 3,798,390.84
  4. Step 4: Simplify right side
    6,699,227.64x = 35,107,951,533,714.64
  5. Step 5: Solve for x
    x = 35,107,951,533,714.64/6,699,227.64
  6. Step 6: Final answer
    x = 5,240,596.89

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.