Home / 9,876,878.30-14,889,346.67-9,218,481.95

Finding the Fourth Proportional to 9,876,878.30, 14,889,346.67 and 9,218,481.95

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Solution

The fourth proportional to 9,876,878.30, 14,889,346.67 and 9,218,481.95 is: 13,896,817.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,878.30 : 14,889,346.67 = 9,218,481.95 : x
  2. Step 2: Convert to fraction form
    9,876,878.30/14,889,346.67 = 9,218,481.95/x
  3. Step 3: Cross multiply
    9,876,878.30x = 14,889,346.67 × 9,218,481.95
  4. Step 4: Simplify right side
    9,876,878.30x = 137,257,173,584,957.19
  5. Step 5: Solve for x
    x = 137,257,173,584,957.19/9,876,878.30
  6. Step 6: Final answer
    x = 13,896,817.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.