Home / 15,541,663.20-23,303,163.60-7,983,391.20

Finding the Fourth Proportional to 15,541,663.20, 23,303,163.60 and 7,983,391.20

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Solution

The fourth proportional to 15,541,663.20, 23,303,163.60 and 7,983,391.20 is: 11,970,293.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541,663.20 : 23,303,163.60 = 7,983,391.20 : x
  2. Step 2: Convert to fraction form
    15,541,663.20/23,303,163.60 = 7,983,391.20/x
  3. Step 3: Cross multiply
    15,541,663.20x = 23,303,163.60 × 7,983,391.20
  4. Step 4: Simplify right side
    15,541,663.20x = 186,038,271,216,400.34
  5. Step 5: Solve for x
    x = 186,038,271,216,400.34/15,541,663.20
  6. Step 6: Final answer
    x = 11,970,293.58

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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.