Home / 9,787,288.20-14,680,932.30-7,085,905.80

Finding the Fourth Proportional to 9,787,288.20, 14,680,932.30 and 7,085,905.80

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Solution

The fourth proportional to 9,787,288.20, 14,680,932.30 and 7,085,905.80 is: 10,628,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,288.20 : 14,680,932.30 = 7,085,905.80 : x
  2. Step 2: Convert to fraction form
    9,787,288.20/14,680,932.30 = 7,085,905.80/x
  3. Step 3: Cross multiply
    9,787,288.20x = 14,680,932.30 × 7,085,905.80
  4. Step 4: Simplify right side
    9,787,288.20x = 104,027,703,333,977.34
  5. Step 5: Solve for x
    x = 104,027,703,333,977.34/9,787,288.20
  6. Step 6: Final answer
    x = 10,628,858.70

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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.