Home / 35,609,525.40-49,140,556.38-20,139,029.40

Finding the Fourth Proportional to 35,609,525.40, 49,140,556.38 and 20,139,029.40

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Solution

The fourth proportional to 35,609,525.40, 49,140,556.38 and 20,139,029.40 is: 27,791,527.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609,525.40 : 49,140,556.38 = 20,139,029.40 : x
  2. Step 2: Convert to fraction form
    35,609,525.40/49,140,556.38 = 20,139,029.40/x
  3. Step 3: Cross multiply
    35,609,525.40x = 49,140,556.38 × 20,139,029.40
  4. Step 4: Simplify right side
    35,609,525.40x = 989,643,109,669,177.50
  5. Step 5: Solve for x
    x = 989,643,109,669,177.50/35,609,525.40
  6. Step 6: Final answer
    x = 27,791,527.65

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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.