Home / 6,898,139.82-9,519,726.69-3,842,353.26

Finding the Fourth Proportional to 6,898,139.82, 9,519,726.69 and 3,842,353.26

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Solution

The fourth proportional to 6,898,139.82, 9,519,726.69 and 3,842,353.26 is: 5,302,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898,139.82 : 9,519,726.69 = 3,842,353.26 : x
  2. Step 2: Convert to fraction form
    6,898,139.82/9,519,726.69 = 3,842,353.26/x
  3. Step 3: Cross multiply
    6,898,139.82x = 9,519,726.69 × 3,842,353.26
  4. Step 4: Simplify right side
    6,898,139.82x = 36,578,152,881,630.51
  5. Step 5: Solve for x
    x = 36,578,152,881,630.51/6,898,139.82
  6. Step 6: Final answer
    x = 5,302,611.11

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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.