Home / 11,179,569.51-16,772,897.34-3,990,944.25

Finding the Fourth Proportional to 11,179,569.51, 16,772,897.34 and 3,990,944.25

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Solution

The fourth proportional to 11,179,569.51, 16,772,897.34 and 3,990,944.25 is: 5,987,681.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179,569.51 : 16,772,897.34 = 3,990,944.25 : x
  2. Step 2: Convert to fraction form
    11,179,569.51/16,772,897.34 = 3,990,944.25/x
  3. Step 3: Cross multiply
    11,179,569.51x = 16,772,897.34 × 3,990,944.25
  4. Step 4: Simplify right side
    11,179,569.51x = 66,939,698,194,913.30
  5. Step 5: Solve for x
    x = 66,939,698,194,913.30/11,179,569.51
  6. Step 6: Final answer
    x = 5,987,681.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.