Home / 15,640,105.86-23,460,111.83-3,968,454.69

Finding the Fourth Proportional to 15,640,105.86, 23,460,111.83 and 3,968,454.69

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Solution

The fourth proportional to 15,640,105.86, 23,460,111.83 and 3,968,454.69 is: 5,952,670.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640,105.86 : 23,460,111.83 = 3,968,454.69 : x
  2. Step 2: Convert to fraction form
    15,640,105.86/23,460,111.83 = 3,968,454.69/x
  3. Step 3: Cross multiply
    15,640,105.86x = 23,460,111.83 × 3,968,454.69
  4. Step 4: Simplify right side
    15,640,105.86x = 93,100,390,829,609.11
  5. Step 5: Solve for x
    x = 93,100,390,829,609.11/15,640,105.86
  6. Step 6: Final answer
    x = 5,952,670.12

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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.