Home / 38,042,366.43-52,503,417.84-21,303,481.20

Finding the Fourth Proportional to 38,042,366.43, 52,503,417.84 and 21,303,481.20

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Solution

The fourth proportional to 38,042,366.43, 52,503,417.84 and 21,303,481.20 is: 29,401,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,042,366.43 : 52,503,417.84 = 21,303,481.20 : x
  2. Step 2: Convert to fraction form
    38,042,366.43/52,503,417.84 = 21,303,481.20/x
  3. Step 3: Cross multiply
    38,042,366.43x = 52,503,417.84 × 21,303,481.20
  4. Step 4: Simplify right side
    38,042,366.43x = 1,118,505,574,890,184.62
  5. Step 5: Solve for x
    x = 1,118,505,574,890,184.62/38,042,366.43
  6. Step 6: Final answer
    x = 29,401,577.24

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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.