Home / 71,714,094.49-98,953,103.91-40,347,790.57

Finding the Fourth Proportional to 71,714,094.49, 98,953,103.91 and 40,347,790.57

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Solution

The fourth proportional to 71,714,094.49, 98,953,103.91 and 40,347,790.57 is: 55,673,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,714,094.49 : 98,953,103.91 = 40,347,790.57 : x
  2. Step 2: Convert to fraction form
    71,714,094.49/98,953,103.91 = 40,347,790.57/x
  3. Step 3: Cross multiply
    71,714,094.49x = 98,953,103.91 × 40,347,790.57
  4. Step 4: Simplify right side
    71,714,094.49x = 3,992,539,112,860,167
  5. Step 5: Solve for x
    x = 3,992,539,112,860,167/71,714,094.49
  6. Step 6: Final answer
    x = 55,673,004.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.