Home / 10,134,834.32-15,191,520.60-4,738,951.28

Finding the Fourth Proportional to 10,134,834.32, 15,191,520.60 and 4,738,951.28

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Solution

The fourth proportional to 10,134,834.32, 15,191,520.60 and 4,738,951.28 is: 7,103,409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,834.32 : 15,191,520.60 = 4,738,951.28 : x
  2. Step 2: Convert to fraction form
    10,134,834.32/15,191,520.60 = 4,738,951.28/x
  3. Step 3: Cross multiply
    10,134,834.32x = 15,191,520.60 × 4,738,951.28
  4. Step 4: Simplify right side
    10,134,834.32x = 71,991,875,992,516.38
  5. Step 5: Solve for x
    x = 71,991,875,992,516.38/10,134,834.32
  6. Step 6: Final answer
    x = 7,103,409.26

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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.