Home / 13,992,290.11-20,941,029.78-8,604,353.17

Finding the Fourth Proportional to 13,992,290.11, 20,941,029.78 and 8,604,353.17

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Solution

The fourth proportional to 13,992,290.11, 20,941,029.78 and 8,604,353.17 is: 12,877,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,992,290.11 : 20,941,029.78 = 8,604,353.17 : x
  2. Step 2: Convert to fraction form
    13,992,290.11/20,941,029.78 = 8,604,353.17/x
  3. Step 3: Cross multiply
    13,992,290.11x = 20,941,029.78 × 8,604,353.17
  4. Step 4: Simplify right side
    13,992,290.11x = 180,184,015,970,607.41
  5. Step 5: Solve for x
    x = 180,184,015,970,607.41/13,992,290.11
  6. Step 6: Final answer
    x = 12,877,378.51

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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.