Home / 39,749,195.40-59,623,793.10-20,585,826.60

Finding the Fourth Proportional to 39,749,195.40, 59,623,793.10 and 20,585,826.60

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Solution

The fourth proportional to 39,749,195.40, 59,623,793.10 and 20,585,826.60 is: 30,878,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,749,195.40 : 59,623,793.10 = 20,585,826.60 : x
  2. Step 2: Convert to fraction form
    39,749,195.40/59,623,793.10 = 20,585,826.60/x
  3. Step 3: Cross multiply
    39,749,195.40x = 59,623,793.10 × 20,585,826.60
  4. Step 4: Simplify right side
    39,749,195.40x = 1,227,405,065,990,876.50
  5. Step 5: Solve for x
    x = 1,227,405,065,990,876.50/39,749,195.40
  6. Step 6: Final answer
    x = 30,878,739.90

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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.