Home / 13,398,975.83-20,106,730.62-6,209,169.59

Finding the Fourth Proportional to 13,398,975.83, 20,106,730.62 and 6,209,169.59

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Solution

The fourth proportional to 13,398,975.83, 20,106,730.62 and 6,209,169.59 is: 9,317,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,975.83 : 20,106,730.62 = 6,209,169.59 : x
  2. Step 2: Convert to fraction form
    13,398,975.83/20,106,730.62 = 6,209,169.59/x
  3. Step 3: Cross multiply
    13,398,975.83x = 20,106,730.62 × 6,209,169.59
  4. Step 4: Simplify right side
    13,398,975.83x = 124,846,100,219,492.20
  5. Step 5: Solve for x
    x = 124,846,100,219,492.20/13,398,975.83
  6. Step 6: Final answer
    x = 9,317,585.30

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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.