Home / 13,603,994.62-18,772,651.33-7,492,423.12

Finding the Fourth Proportional to 13,603,994.62, 18,772,651.33 and 7,492,423.12

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Solution

The fourth proportional to 13,603,994.62, 18,772,651.33 and 7,492,423.12 is: 10,339,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,603,994.62 : 18,772,651.33 = 7,492,423.12 : x
  2. Step 2: Convert to fraction form
    13,603,994.62/18,772,651.33 = 7,492,423.12/x
  3. Step 3: Cross multiply
    13,603,994.62x = 18,772,651.33 × 7,492,423.12
  4. Step 4: Simplify right side
    13,603,994.62x = 140,652,646,848,590.73
  5. Step 5: Solve for x
    x = 140,652,646,848,590.73/13,603,994.62
  6. Step 6: Final answer
    x = 10,339,069.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.