Home / 8,107,112.62-12,160,809.87-2,986,907.01

Finding the Fourth Proportional to 8,107,112.62, 12,160,809.87 and 2,986,907.01

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Solution

The fourth proportional to 8,107,112.62, 12,160,809.87 and 2,986,907.01 is: 4,480,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107,112.62 : 12,160,809.87 = 2,986,907.01 : x
  2. Step 2: Convert to fraction form
    8,107,112.62/12,160,809.87 = 2,986,907.01/x
  3. Step 3: Cross multiply
    8,107,112.62x = 12,160,809.87 × 2,986,907.01
  4. Step 4: Simplify right side
    8,107,112.62x = 36,323,208,247,980.18
  5. Step 5: Solve for x
    x = 36,323,208,247,980.18/8,107,112.62
  6. Step 6: Final answer
    x = 4,480,412.44

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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.