Home / 25,786,415.51-35,636,289.29-21,132,862.23

Finding the Fourth Proportional to 25,786,415.51, 35,636,289.29 and 21,132,862.23

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Solution

The fourth proportional to 25,786,415.51, 35,636,289.29 and 21,132,862.23 is: 29,205,175.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,786,415.51 : 35,636,289.29 = 21,132,862.23 : x
  2. Step 2: Convert to fraction form
    25,786,415.51/35,636,289.29 = 21,132,862.23/x
  3. Step 3: Cross multiply
    25,786,415.51x = 35,636,289.29 × 21,132,862.23
  4. Step 4: Simplify right side
    25,786,415.51x = 753,096,792,061,214.50
  5. Step 5: Solve for x
    x = 753,096,792,061,214.50/25,786,415.51
  6. Step 6: Final answer
    x = 29,205,175.56

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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.