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Finding the Fourth Proportional to 6,998,577, 9,658,036.26 and 3,779,313

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Solution

The fourth proportional to 6,998,577, 9,658,036.26 and 3,779,313 is: 5,215,451.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998,577 : 9,658,036.26 = 3,779,313 : x
  2. Step 2: Convert to fraction form
    6,998,577/9,658,036.26 = 3,779,313/x
  3. Step 3: Cross multiply
    6,998,577x = 9,658,036.26 × 3,779,313
  4. Step 4: Simplify right side
    6,998,577x = 36,500,741,991,889.38
  5. Step 5: Solve for x
    x = 36,500,741,991,889.38/6,998,577
  6. Step 6: Final answer
    x = 5,215,451.94

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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.