Home / 9,273,615.40-13,903,943.10-5,485,148.20

Finding the Fourth Proportional to 9,273,615.40, 13,903,943.10 and 5,485,148.20

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Solution

The fourth proportional to 9,273,615.40, 13,903,943.10 and 5,485,148.20 is: 8,223,889.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273,615.40 : 13,903,943.10 = 5,485,148.20 : x
  2. Step 2: Convert to fraction form
    9,273,615.40/13,903,943.10 = 5,485,148.20/x
  3. Step 3: Cross multiply
    9,273,615.40x = 13,903,943.10 × 5,485,148.20
  4. Step 4: Simplify right side
    9,273,615.40x = 76,265,188,467,867.42
  5. Step 5: Solve for x
    x = 76,265,188,467,867.42/9,273,615.40
  6. Step 6: Final answer
    x = 8,223,889.52

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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.