Home / 6,174,664.67-8,521,028.86-3,421,530.41

Finding the Fourth Proportional to 6,174,664.67, 8,521,028.86 and 3,421,530.41

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Solution

The fourth proportional to 6,174,664.67, 8,521,028.86 and 3,421,530.41 is: 4,721,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174,664.67 : 8,521,028.86 = 3,421,530.41 : x
  2. Step 2: Convert to fraction form
    6,174,664.67/8,521,028.86 = 3,421,530.41/x
  3. Step 3: Cross multiply
    6,174,664.67x = 8,521,028.86 × 3,421,530.41
  4. Step 4: Simplify right side
    6,174,664.67x = 29,154,959,317,818.66
  5. Step 5: Solve for x
    x = 29,154,959,317,818.66/6,174,664.67
  6. Step 6: Final answer
    x = 4,721,707.31

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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.