Home / 47,049,638.40-70,479,979.20-26,831,260.80

Finding the Fourth Proportional to 47,049,638.40, 70,479,979.20 and 26,831,260.80

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Solution

The fourth proportional to 47,049,638.40, 70,479,979.20 and 26,831,260.80 is: 40,193,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,049,638.40 : 70,479,979.20 = 26,831,260.80 : x
  2. Step 2: Convert to fraction form
    47,049,638.40/70,479,979.20 = 26,831,260.80/x
  3. Step 3: Cross multiply
    47,049,638.40x = 70,479,979.20 × 26,831,260.80
  4. Step 4: Simplify right side
    47,049,638.40x = 1,891,066,703,093,775.50
  5. Step 5: Solve for x
    x = 1,891,066,703,093,775.50/47,049,638.40
  6. Step 6: Final answer
    x = 40,193,012.47

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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.