Home / 29,122,967.20-43,684,450.80-7,847,831.20

Finding the Fourth Proportional to 29,122,967.20, 43,684,450.80 and 7,847,831.20

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Solution

The fourth proportional to 29,122,967.20, 43,684,450.80 and 7,847,831.20 is: 11,771,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122,967.20 : 43,684,450.80 = 7,847,831.20 : x
  2. Step 2: Convert to fraction form
    29,122,967.20/43,684,450.80 = 7,847,831.20/x
  3. Step 3: Cross multiply
    29,122,967.20x = 43,684,450.80 × 7,847,831.20
  4. Step 4: Simplify right side
    29,122,967.20x = 342,828,195,943,104.94
  5. Step 5: Solve for x
    x = 342,828,195,943,104.94/29,122,967.20
  6. Step 6: Final answer
    x = 11,771,746.80

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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.