Home / 29,203,407.56-43,801,764.78-7,640,090.12

Finding the Fourth Proportional to 29,203,407.56, 43,801,764.78 and 7,640,090.12

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Solution

The fourth proportional to 29,203,407.56, 43,801,764.78 and 7,640,090.12 is: 11,459,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,203,407.56 : 43,801,764.78 = 7,640,090.12 : x
  2. Step 2: Convert to fraction form
    29,203,407.56/43,801,764.78 = 7,640,090.12/x
  3. Step 3: Cross multiply
    29,203,407.56x = 43,801,764.78 × 7,640,090.12
  4. Step 4: Simplify right side
    29,203,407.56x = 334,649,430,334,242
  5. Step 5: Solve for x
    x = 334,649,430,334,242/29,203,407.56
  6. Step 6: Final answer
    x = 11,459,259.67

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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.