Home / 33,420,756.71-46,135,756.37-21,049,032.17

Finding the Fourth Proportional to 33,420,756.71, 46,135,756.37 and 21,049,032.17

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Solution

The fourth proportional to 33,420,756.71, 46,135,756.37 and 21,049,032.17 is: 29,057,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420,756.71 : 46,135,756.37 = 21,049,032.17 : x
  2. Step 2: Convert to fraction form
    33,420,756.71/46,135,756.37 = 21,049,032.17/x
  3. Step 3: Cross multiply
    33,420,756.71x = 46,135,756.37 × 21,049,032.17
  4. Step 4: Simplify right side
    33,420,756.71x = 971,113,020,019,412.50
  5. Step 5: Solve for x
    x = 971,113,020,019,412.50/33,420,756.71
  6. Step 6: Final answer
    x = 29,057,182.29

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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.