Home / 6,321,796.16-8,724,094.19-3,421,208.12

Finding the Fourth Proportional to 6,321,796.16, 8,724,094.19 and 3,421,208.12

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Solution

The fourth proportional to 6,321,796.16, 8,724,094.19 and 3,421,208.12 is: 4,721,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,796.16 : 8,724,094.19 = 3,421,208.12 : x
  2. Step 2: Convert to fraction form
    6,321,796.16/8,724,094.19 = 3,421,208.12/x
  3. Step 3: Cross multiply
    6,321,796.16x = 8,724,094.19 × 3,421,208.12
  4. Step 4: Simplify right side
    6,321,796.16x = 29,846,941,821,746.32
  5. Step 5: Solve for x
    x = 29,846,941,821,746.32/6,321,796.16
  6. Step 6: Final answer
    x = 4,721,275.58

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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.