Home / 9,903,275.37-13,650,728.85-7,806,699.05

Finding the Fourth Proportional to 9,903,275.37, 13,650,728.85 and 7,806,699.05

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Solution

The fourth proportional to 9,903,275.37, 13,650,728.85 and 7,806,699.05 is: 10,760,796.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903,275.37 : 13,650,728.85 = 7,806,699.05 : x
  2. Step 2: Convert to fraction form
    9,903,275.37/13,650,728.85 = 7,806,699.05/x
  3. Step 3: Cross multiply
    9,903,275.37x = 13,650,728.85 × 7,806,699.05
  4. Step 4: Simplify right side
    9,903,275.37x = 106,567,131,876,848.94
  5. Step 5: Solve for x
    x = 106,567,131,876,848.94/9,903,275.37
  6. Step 6: Final answer
    x = 10,760,796.59

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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.