Home / 6,895,853.81-9,515,444.95-3,955,518.57

Finding the Fourth Proportional to 6,895,853.81, 9,515,444.95 and 3,955,518.57

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Solution

The fourth proportional to 6,895,853.81, 9,515,444.95 and 3,955,518.57 is: 5,458,137.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895,853.81 : 9,515,444.95 = 3,955,518.57 : x
  2. Step 2: Convert to fraction form
    6,895,853.81/9,515,444.95 = 3,955,518.57/x
  3. Step 3: Cross multiply
    6,895,853.81x = 9,515,444.95 × 3,955,518.57
  4. Step 4: Simplify right side
    6,895,853.81x = 37,638,519,201,537.72
  5. Step 5: Solve for x
    x = 37,638,519,201,537.72/6,895,853.81
  6. Step 6: Final answer
    x = 5,458,137.63

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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.