Home / 15,585,442.40-23,378,163.60-5,486,751.20

Finding the Fourth Proportional to 15,585,442.40, 23,378,163.60 and 5,486,751.20

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Solution

The fourth proportional to 15,585,442.40, 23,378,163.60 and 5,486,751.20 is: 8,230,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585,442.40 : 23,378,163.60 = 5,486,751.20 : x
  2. Step 2: Convert to fraction form
    15,585,442.40/23,378,163.60 = 5,486,751.20/x
  3. Step 3: Cross multiply
    15,585,442.40x = 23,378,163.60 × 5,486,751.20
  4. Step 4: Simplify right side
    15,585,442.40x = 128,270,167,186,096.33
  5. Step 5: Solve for x
    x = 128,270,167,186,096.33/15,585,442.40
  6. Step 6: Final answer
    x = 8,230,126.80

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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.