Home / 37,928,730.66-52,341,648.42-20,525,075.88

Finding the Fourth Proportional to 37,928,730.66, 52,341,648.42 and 20,525,075.88

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Solution

The fourth proportional to 37,928,730.66, 52,341,648.42 and 20,525,075.88 is: 28,324,604.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,928,730.66 : 52,341,648.42 = 20,525,075.88 : x
  2. Step 2: Convert to fraction form
    37,928,730.66/52,341,648.42 = 20,525,075.88/x
  3. Step 3: Cross multiply
    37,928,730.66x = 52,341,648.42 × 20,525,075.88
  4. Step 4: Simplify right side
    37,928,730.66x = 1,074,316,305,504,782.12
  5. Step 5: Solve for x
    x = 1,074,316,305,504,782.12/37,928,730.66
  6. Step 6: Final answer
    x = 28,324,604.77

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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.