Home / 8,180,830.95-11,289,582.12-4,509,668.49

Finding the Fourth Proportional to 8,180,830.95, 11,289,582.12 and 4,509,668.49

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Solution

The fourth proportional to 8,180,830.95, 11,289,582.12 and 4,509,668.49 is: 6,223,362.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,830.95 : 11,289,582.12 = 4,509,668.49 : x
  2. Step 2: Convert to fraction form
    8,180,830.95/11,289,582.12 = 4,509,668.49/x
  3. Step 3: Cross multiply
    8,180,830.95x = 11,289,582.12 × 4,509,668.49
  4. Step 4: Simplify right side
    8,180,830.95x = 50,912,272,751,831.40
  5. Step 5: Solve for x
    x = 50,912,272,751,831.40/8,180,830.95
  6. Step 6: Final answer
    x = 6,223,362.04

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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.