Home / 38,249,051.88-52,782,151.86-20,845,022.52

Finding the Fourth Proportional to 38,249,051.88, 52,782,151.86 and 20,845,022.52

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Solution

The fourth proportional to 38,249,051.88, 52,782,151.86 and 20,845,022.52 is: 28,765,291.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,249,051.88 : 52,782,151.86 = 20,845,022.52 : x
  2. Step 2: Convert to fraction form
    38,249,051.88/52,782,151.86 = 20,845,022.52/x
  3. Step 3: Cross multiply
    38,249,051.88x = 52,782,151.86 × 20,845,022.52
  4. Step 4: Simplify right side
    38,249,051.88x = 1,100,245,144,175,759.88
  5. Step 5: Solve for x
    x = 1,100,245,144,175,759.88/38,249,051.88
  6. Step 6: Final answer
    x = 28,765,291.95

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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.