Home / 14,689,728.88-22,005,861.32-12,099,751.81

Finding the Fourth Proportional to 14,689,728.88, 22,005,861.32 and 12,099,751.81

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Solution

The fourth proportional to 14,689,728.88, 22,005,861.32 and 12,099,751.81 is: 18,125,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,689,728.88 : 22,005,861.32 = 12,099,751.81 : x
  2. Step 2: Convert to fraction form
    14,689,728.88/22,005,861.32 = 12,099,751.81/x
  3. Step 3: Cross multiply
    14,689,728.88x = 22,005,861.32 × 12,099,751.81
  4. Step 4: Simplify right side
    14,689,728.88x = 266,265,460,312,513.72
  5. Step 5: Solve for x
    x = 266,265,460,312,513.72/14,689,728.88
  6. Step 6: Final answer
    x = 18,125,961.52

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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.