Home / 6,718,917.90-9,271,707.21-3,817,906.14

Finding the Fourth Proportional to 6,718,917.90, 9,271,707.21 and 3,817,906.14

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Solution

The fourth proportional to 6,718,917.90, 9,271,707.21 and 3,817,906.14 is: 5,268,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718,917.90 : 9,271,707.21 = 3,817,906.14 : x
  2. Step 2: Convert to fraction form
    6,718,917.90/9,271,707.21 = 3,817,906.14/x
  3. Step 3: Cross multiply
    6,718,917.90x = 9,271,707.21 × 3,817,906.14
  4. Step 4: Simplify right side
    6,718,917.90x = 35,398,507,885,341.27
  5. Step 5: Solve for x
    x = 35,398,507,885,341.27/6,718,917.90
  6. Step 6: Final answer
    x = 5,268,483.47

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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.