Home / 15,533,830-23,303,139.20-5,296,295.60

Finding the Fourth Proportional to 15,533,830, 23,303,139.20 and 5,296,295.60

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Solution

The fourth proportional to 15,533,830, 23,303,139.20 and 5,296,295.60 is: 7,945,259.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533,830 : 23,303,139.20 = 5,296,295.60 : x
  2. Step 2: Convert to fraction form
    15,533,830/23,303,139.20 = 5,296,295.60/x
  3. Step 3: Cross multiply
    15,533,830x = 23,303,139.20 × 5,296,295.60
  4. Step 4: Simplify right side
    15,533,830x = 123,420,313,611,147.50
  5. Step 5: Solve for x
    x = 123,420,313,611,147.50/15,533,830
  6. Step 6: Final answer
    x = 7,945,259.71

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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.