Home / 9,999,915.93-13,801,003.91-5,649,282.51

Finding the Fourth Proportional to 9,999,915.93, 13,801,003.91 and 5,649,282.51

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Solution

The fourth proportional to 9,999,915.93, 13,801,003.91 and 5,649,282.51 is: 7,796,642.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999,915.93 : 13,801,003.91 = 5,649,282.51 : x
  2. Step 2: Convert to fraction form
    9,999,915.93/13,801,003.91 = 5,649,282.51/x
  3. Step 3: Cross multiply
    9,999,915.93x = 13,801,003.91 × 5,649,282.51
  4. Step 4: Simplify right side
    9,999,915.93x = 77,965,769,980,958.19
  5. Step 5: Solve for x
    x = 77,965,769,980,958.19/9,999,915.93
  6. Step 6: Final answer
    x = 7,796,642.54

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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.