Home / 46,945,697.61-70,410,992.88-12,859,074.57

Finding the Fourth Proportional to 46,945,697.61, 70,410,992.88 and 12,859,074.57

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Solution

The fourth proportional to 46,945,697.61, 70,410,992.88 and 12,859,074.57 is: 19,286,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,945,697.61 : 70,410,992.88 = 12,859,074.57 : x
  2. Step 2: Convert to fraction form
    46,945,697.61/70,410,992.88 = 12,859,074.57/x
  3. Step 3: Cross multiply
    46,945,697.61x = 70,410,992.88 × 12,859,074.57
  4. Step 4: Simplify right side
    46,945,697.61x = 905,420,207,991,659
  5. Step 5: Solve for x
    x = 905,420,207,991,659/46,945,697.61
  6. Step 6: Final answer
    x = 19,286,542.84

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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.