Home / 13,271,631.20-19,915,189.20-5,594,809.44

Finding the Fourth Proportional to 13,271,631.20, 19,915,189.20 and 5,594,809.44

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Solution

The fourth proportional to 13,271,631.20, 19,915,189.20 and 5,594,809.44 is: 8,395,478.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271,631.20 : 19,915,189.20 = 5,594,809.44 : x
  2. Step 2: Convert to fraction form
    13,271,631.20/19,915,189.20 = 5,594,809.44/x
  3. Step 3: Cross multiply
    13,271,631.20x = 19,915,189.20 × 5,594,809.44
  4. Step 4: Simplify right side
    13,271,631.20x = 111,421,688,535,546.05
  5. Step 5: Solve for x
    x = 111,421,688,535,546.05/13,271,631.20
  6. Step 6: Final answer
    x = 8,395,478.06

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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.