Home / 6,899,904-9,521,471.43-3,959,098.56

Finding the Fourth Proportional to 6,899,904, 9,521,471.43 and 3,959,098.56

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Solution

The fourth proportional to 6,899,904, 9,521,471.43 and 3,959,098.56 is: 5,463,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,904 : 9,521,471.43 = 3,959,098.56 : x
  2. Step 2: Convert to fraction form
    6,899,904/9,521,471.43 = 3,959,098.56/x
  3. Step 3: Cross multiply
    6,899,904x = 9,521,471.43 × 3,959,098.56
  4. Step 4: Simplify right side
    6,899,904x = 37,696,443,827,594.14
  5. Step 5: Solve for x
    x = 37,696,443,827,594.14/6,899,904
  6. Step 6: Final answer
    x = 5,463,328.74

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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.