Home / 42,203,032.39-63,303,367.56-13,450,893.31

Finding the Fourth Proportional to 42,203,032.39, 63,303,367.56 and 13,450,893.31

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Solution

The fourth proportional to 42,203,032.39, 63,303,367.56 and 13,450,893.31 is: 20,175,963.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,203,032.39 : 63,303,367.56 = 13,450,893.31 : x
  2. Step 2: Convert to fraction form
    42,203,032.39/63,303,367.56 = 13,450,893.31/x
  3. Step 3: Cross multiply
    42,203,032.39x = 63,303,367.56 × 13,450,893.31
  4. Step 4: Simplify right side
    42,203,032.39x = 851,486,843,213,275.12
  5. Step 5: Solve for x
    x = 851,486,843,213,275.12/42,203,032.39
  6. Step 6: Final answer
    x = 20,175,963.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.