Home / 8,729,786.54-12,047,108.93-5,060,830.25

Finding the Fourth Proportional to 8,729,786.54, 12,047,108.93 and 5,060,830.25

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Solution

The fourth proportional to 8,729,786.54, 12,047,108.93 and 5,060,830.25 is: 6,983,947.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,786.54 : 12,047,108.93 = 5,060,830.25 : x
  2. Step 2: Convert to fraction form
    8,729,786.54/12,047,108.93 = 5,060,830.25/x
  3. Step 3: Cross multiply
    8,729,786.54x = 12,047,108.93 × 5,060,830.25
  4. Step 4: Simplify right side
    8,729,786.54x = 60,968,373,297,989.13
  5. Step 5: Solve for x
    x = 60,968,373,297,989.13/8,729,786.54
  6. Step 6: Final answer
    x = 6,983,947.78

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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.