Home / 13,483,244.20-20,224,866.30-7,800,543.40

Finding the Fourth Proportional to 13,483,244.20, 20,224,866.30 and 7,800,543.40

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Solution

The fourth proportional to 13,483,244.20, 20,224,866.30 and 7,800,543.40 is: 11,700,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,244.20 : 20,224,866.30 = 7,800,543.40 : x
  2. Step 2: Convert to fraction form
    13,483,244.20/20,224,866.30 = 7,800,543.40/x
  3. Step 3: Cross multiply
    13,483,244.20x = 20,224,866.30 × 7,800,543.40
  4. Step 4: Simplify right side
    13,483,244.20x = 157,764,947,332,347.44
  5. Step 5: Solve for x
    x = 157,764,947,332,347.44/13,483,244.20
  6. Step 6: Final answer
    x = 11,700,815.10

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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.