Home / 30,802,794.36-42,508,357.38-16,863,914.22

Finding the Fourth Proportional to 30,802,794.36, 42,508,357.38 and 16,863,914.22

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Solution

The fourth proportional to 30,802,794.36, 42,508,357.38 and 16,863,914.22 is: 23,272,476.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,794.36 : 42,508,357.38 = 16,863,914.22 : x
  2. Step 2: Convert to fraction form
    30,802,794.36/42,508,357.38 = 16,863,914.22/x
  3. Step 3: Cross multiply
    30,802,794.36x = 42,508,357.38 × 16,863,914.22
  4. Step 4: Simplify right side
    30,802,794.36x = 716,857,292,489,424
  5. Step 5: Solve for x
    x = 716,857,292,489,424/30,802,794.36
  6. Step 6: Final answer
    x = 23,272,476.00

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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.