Home / 37,928,721.86-52,341,636.23-20,525,067.07

Finding the Fourth Proportional to 37,928,721.86, 52,341,636.23 and 20,525,067.07

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Solution

The fourth proportional to 37,928,721.86, 52,341,636.23 and 20,525,067.07 is: 28,324,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,928,721.86 : 52,341,636.23 = 20,525,067.07 : x
  2. Step 2: Convert to fraction form
    37,928,721.86/52,341,636.23 = 20,525,067.07/x
  3. Step 3: Cross multiply
    37,928,721.86x = 52,341,636.23 × 20,525,067.07
  4. Step 4: Simplify right side
    37,928,721.86x = 1,074,315,594,369,981.38
  5. Step 5: Solve for x
    x = 1,074,315,594,369,981.38/37,928,721.86
  6. Step 6: Final answer
    x = 28,324,592.60

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1.5x scale

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.