Home / 13,422,816.41-20,130,549.99-3,705,106.35

Finding the Fourth Proportional to 13,422,816.41, 20,130,549.99 and 3,705,106.35

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Solution

The fourth proportional to 13,422,816.41, 20,130,549.99 and 3,705,106.35 is: 5,556,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,422,816.41 : 20,130,549.99 = 3,705,106.35 : x
  2. Step 2: Convert to fraction form
    13,422,816.41/20,130,549.99 = 3,705,106.35/x
  3. Step 3: Cross multiply
    13,422,816.41x = 20,130,549.99 × 3,705,106.35
  4. Step 4: Simplify right side
    13,422,816.41x = 74,585,828,596,941.44
  5. Step 5: Solve for x
    x = 74,585,828,596,941.44/13,422,816.41
  6. Step 6: Final answer
    x = 5,556,645.22

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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.