Home / 15,106,323.81-20,846,444.25-8,401,067.46

Finding the Fourth Proportional to 15,106,323.81, 20,846,444.25 and 8,401,067.46

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Solution

The fourth proportional to 15,106,323.81, 20,846,444.25 and 8,401,067.46 is: 11,593,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106,323.81 : 20,846,444.25 = 8,401,067.46 : x
  2. Step 2: Convert to fraction form
    15,106,323.81/20,846,444.25 = 8,401,067.46/x
  3. Step 3: Cross multiply
    15,106,323.81x = 20,846,444.25 × 8,401,067.46
  4. Step 4: Simplify right side
    15,106,323.81x = 175,132,384,445,379.12
  5. Step 5: Solve for x
    x = 175,132,384,445,379.12/15,106,323.81
  6. Step 6: Final answer
    x = 11,593,315.93

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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.