Home / 69,260,628.76-95,556,459.68-39,891,373.36

Finding the Fourth Proportional to 69,260,628.76, 95,556,459.68 and 39,891,373.36

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Solution

The fourth proportional to 69,260,628.76, 95,556,459.68 and 39,891,373.36 is: 55,036,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,260,628.76 : 95,556,459.68 = 39,891,373.36 : x
  2. Step 2: Convert to fraction form
    69,260,628.76/95,556,459.68 = 39,891,373.36/x
  3. Step 3: Cross multiply
    69,260,628.76x = 95,556,459.68 × 39,891,373.36
  4. Step 4: Simplify right side
    69,260,628.76x = 3,811,878,409,765,910.50
  5. Step 5: Solve for x
    x = 3,811,878,409,765,910.50/69,260,628.76
  6. Step 6: Final answer
    x = 55,036,728.34

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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.