Home / 6,618,142.23-9,927,785.22-1,825,831.50

Finding the Fourth Proportional to 6,618,142.23, 9,927,785.22 and 1,825,831.50

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Solution

The fourth proportional to 6,618,142.23, 9,927,785.22 and 1,825,831.50 is: 2,738,905.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618,142.23 : 9,927,785.22 = 1,825,831.50 : x
  2. Step 2: Convert to fraction form
    6,618,142.23/9,927,785.22 = 1,825,831.50/x
  3. Step 3: Cross multiply
    6,618,142.23x = 9,927,785.22 × 1,825,831.50
  4. Step 4: Simplify right side
    6,618,142.23x = 18,126,462,935,834.37
  5. Step 5: Solve for x
    x = 18,126,462,935,834.37/6,618,142.23
  6. Step 6: Final answer
    x = 2,738,905.02

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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.