Home / 8,537,665.05-12,807,394.77-2,780,847.27

Finding the Fourth Proportional to 8,537,665.05, 12,807,394.77 and 2,780,847.27

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Solution

The fourth proportional to 8,537,665.05, 12,807,394.77 and 2,780,847.27 is: 4,171,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537,665.05 : 12,807,394.77 = 2,780,847.27 : x
  2. Step 2: Convert to fraction form
    8,537,665.05/12,807,394.77 = 2,780,847.27/x
  3. Step 3: Cross multiply
    8,537,665.05x = 12,807,394.77 × 2,780,847.27
  4. Step 4: Simplify right side
    8,537,665.05x = 35,615,408,824,505.88
  5. Step 5: Solve for x
    x = 35,615,408,824,505.88/8,537,665.05
  6. Step 6: Final answer
    x = 4,171,563.14

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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.