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Finding the Fourth Proportional to 6,403,300.36, 8,836,438.44 and 3,502,665.86

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Solution

The fourth proportional to 6,403,300.36, 8,836,438.44 and 3,502,665.86 is: 4,833,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,300.36 : 8,836,438.44 = 3,502,665.86 : x
  2. Step 2: Convert to fraction form
    6,403,300.36/8,836,438.44 = 3,502,665.86/x
  3. Step 3: Cross multiply
    6,403,300.36x = 8,836,438.44 × 3,502,665.86
  4. Step 4: Simplify right side
    6,403,300.36x = 30,951,091,247,779.66
  5. Step 5: Solve for x
    x = 30,951,091,247,779.66/6,403,300.36
  6. Step 6: Final answer
    x = 4,833,615.40

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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.