Home / 65,109,917.65-89,851,331.62-35,741,749.88

Finding the Fourth Proportional to 65,109,917.65, 89,851,331.62 and 35,741,749.88

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Solution

The fourth proportional to 65,109,917.65, 89,851,331.62 and 35,741,749.88 is: 49,323,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,109,917.65 : 89,851,331.62 = 35,741,749.88 : x
  2. Step 2: Convert to fraction form
    65,109,917.65/89,851,331.62 = 35,741,749.88/x
  3. Step 3: Cross multiply
    65,109,917.65x = 89,851,331.62 × 35,741,749.88
  4. Step 4: Simplify right side
    65,109,917.65x = 3,211,443,820,709,819.50
  5. Step 5: Solve for x
    x = 3,211,443,820,709,819.50/65,109,917.65
  6. Step 6: Final answer
    x = 49,323,420.10

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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.