Home / 39,020,317.08-53,851,344.33-21,622,119.72

Finding the Fourth Proportional to 39,020,317.08, 53,851,344.33 and 21,622,119.72

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Solution

The fourth proportional to 39,020,317.08, 53,851,344.33 and 21,622,119.72 is: 29,840,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020,317.08 : 53,851,344.33 = 21,622,119.72 : x
  2. Step 2: Convert to fraction form
    39,020,317.08/53,851,344.33 = 21,622,119.72/x
  3. Step 3: Cross multiply
    39,020,317.08x = 53,851,344.33 × 21,622,119.72
  4. Step 4: Simplify right side
    39,020,317.08x = 1,164,380,214,186,203
  5. Step 5: Solve for x
    x = 1,164,380,214,186,203/39,020,317.08
  6. Step 6: Final answer
    x = 29,840,357.57

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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.