Home / 8,690,405.36-13,035,608.10-4,634,605.66

Finding the Fourth Proportional to 8,690,405.36, 13,035,608.10 and 4,634,605.66

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Solution

The fourth proportional to 8,690,405.36, 13,035,608.10 and 4,634,605.66 is: 6,951,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,405.36 : 13,035,608.10 = 4,634,605.66 : x
  2. Step 2: Convert to fraction form
    8,690,405.36/13,035,608.10 = 4,634,605.66/x
  3. Step 3: Cross multiply
    8,690,405.36x = 13,035,608.10 × 4,634,605.66
  4. Step 4: Simplify right side
    8,690,405.36x = 60,414,903,081,801.84
  5. Step 5: Solve for x
    x = 60,414,903,081,801.84/8,690,405.36
  6. Step 6: Final answer
    x = 6,951,908.52

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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.