Home / 8,496,768.60-12,743,381.70-3,107,957.40

Finding the Fourth Proportional to 8,496,768.60, 12,743,381.70 and 3,107,957.40

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Solution

The fourth proportional to 8,496,768.60, 12,743,381.70 and 3,107,957.40 is: 4,661,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496,768.60 : 12,743,381.70 = 3,107,957.40 : x
  2. Step 2: Convert to fraction form
    8,496,768.60/12,743,381.70 = 3,107,957.40/x
  3. Step 3: Cross multiply
    8,496,768.60x = 12,743,381.70 × 3,107,957.40
  4. Step 4: Simplify right side
    8,496,768.60x = 39,605,887,455,539.58
  5. Step 5: Solve for x
    x = 39,605,887,455,539.58/8,496,768.60
  6. Step 6: Final answer
    x = 4,661,288.23

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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.