Home / 6,031,831.80-9,049,059.90-1,987,631.40

Finding the Fourth Proportional to 6,031,831.80, 9,049,059.90 and 1,987,631.40

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Solution

The fourth proportional to 6,031,831.80, 9,049,059.90 and 1,987,631.40 is: 2,981,879.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,031,831.80 : 9,049,059.90 = 1,987,631.40 : x
  2. Step 2: Convert to fraction form
    6,031,831.80/9,049,059.90 = 1,987,631.40/x
  3. Step 3: Cross multiply
    6,031,831.80x = 9,049,059.90 × 1,987,631.40
  4. Step 4: Simplify right side
    6,031,831.80x = 17,986,195,597,720.86
  5. Step 5: Solve for x
    x = 17,986,195,597,720.86/6,031,831.80
  6. Step 6: Final answer
    x = 2,981,879.50

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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.