Home / 7,381,812.60-11,072,718.90-4,193,166.60

Finding the Fourth Proportional to 7,381,812.60, 11,072,718.90 and 4,193,166.60

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Solution

The fourth proportional to 7,381,812.60, 11,072,718.90 and 4,193,166.60 is: 6,289,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,812.60 : 11,072,718.90 = 4,193,166.60 : x
  2. Step 2: Convert to fraction form
    7,381,812.60/11,072,718.90 = 4,193,166.60/x
  3. Step 3: Cross multiply
    7,381,812.60x = 11,072,718.90 × 4,193,166.60
  4. Step 4: Simplify right side
    7,381,812.60x = 46,429,755,062,668.74
  5. Step 5: Solve for x
    x = 46,429,755,062,668.74/7,381,812.60
  6. Step 6: Final answer
    x = 6,289,749.90

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Double scale
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Similar ratio
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1.5x scale

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.