Home / 8,190,833.40-12,286,250.10-2,207,201.40

Finding the Fourth Proportional to 8,190,833.40, 12,286,250.10 and 2,207,201.40

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Solution

The fourth proportional to 8,190,833.40, 12,286,250.10 and 2,207,201.40 is: 3,310,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,833.40 : 12,286,250.10 = 2,207,201.40 : x
  2. Step 2: Convert to fraction form
    8,190,833.40/12,286,250.10 = 2,207,201.40/x
  3. Step 3: Cross multiply
    8,190,833.40x = 12,286,250.10 × 2,207,201.40
  4. Step 4: Simplify right side
    8,190,833.40x = 27,118,228,421,470.14
  5. Step 5: Solve for x
    x = 27,118,228,421,470.14/8,190,833.40
  6. Step 6: Final answer
    x = 3,310,802.10

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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.