Home / 8,308,783.16-12,468,624.32-2,917,294.77

Finding the Fourth Proportional to 8,308,783.16, 12,468,624.32 and 2,917,294.77

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Solution

The fourth proportional to 8,308,783.16, 12,468,624.32 and 2,917,294.77 is: 4,377,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,783.16 : 12,468,624.32 = 2,917,294.77 : x
  2. Step 2: Convert to fraction form
    8,308,783.16/12,468,624.32 = 2,917,294.77/x
  3. Step 3: Cross multiply
    8,308,783.16x = 12,468,624.32 × 2,917,294.77
  4. Step 4: Simplify right side
    8,308,783.16x = 36,374,652,517,830.80
  5. Step 5: Solve for x
    x = 36,374,652,517,830.80/8,308,783.16
  6. Step 6: Final answer
    x = 4,377,855.56

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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.