Home / 65,109,917.09-89,851,330.84-35,741,749.31

Finding the Fourth Proportional to 65,109,917.09, 89,851,330.84 and 35,741,749.31

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Solution

The fourth proportional to 65,109,917.09, 89,851,330.84 and 35,741,749.31 is: 49,323,419.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,109,917.09 : 89,851,330.84 = 35,741,749.31 : x
  2. Step 2: Convert to fraction form
    65,109,917.09/89,851,330.84 = 35,741,749.31/x
  3. Step 3: Cross multiply
    65,109,917.09x = 89,851,330.84 × 35,741,749.31
  4. Step 4: Simplify right side
    65,109,917.09x = 3,211,443,742,423,912.50
  5. Step 5: Solve for x
    x = 3,211,443,742,423,912.50/65,109,917.09
  6. Step 6: Final answer
    x = 49,323,419.32

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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.