Home / 30,093,195.51-41,541,322.44-20,316,881.77

Finding the Fourth Proportional to 30,093,195.51, 41,541,322.44 and 20,316,881.77

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Solution

The fourth proportional to 30,093,195.51, 41,541,322.44 and 20,316,881.77 is: 28,045,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093,195.51 : 41,541,322.44 = 20,316,881.77 : x
  2. Step 2: Convert to fraction form
    30,093,195.51/41,541,322.44 = 20,316,881.77/x
  3. Step 3: Cross multiply
    30,093,195.51x = 41,541,322.44 × 20,316,881.77
  4. Step 4: Simplify right side
    30,093,195.51x = 843,990,136,582,927.88
  5. Step 5: Solve for x
    x = 843,990,136,582,927.88/30,093,195.51
  6. Step 6: Final answer
    x = 28,045,879.55

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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.