Home / 9,382,629.63-12,947,941.40-5,308,248.63

Finding the Fourth Proportional to 9,382,629.63, 12,947,941.40 and 5,308,248.63

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Solution

The fourth proportional to 9,382,629.63, 12,947,941.40 and 5,308,248.63 is: 7,325,333.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382,629.63 : 12,947,941.40 = 5,308,248.63 : x
  2. Step 2: Convert to fraction form
    9,382,629.63/12,947,941.40 = 5,308,248.63/x
  3. Step 3: Cross multiply
    9,382,629.63x = 12,947,941.40 × 5,308,248.63
  4. Step 4: Simplify right side
    9,382,629.63x = 68,730,892,146,401.20
  5. Step 5: Solve for x
    x = 68,730,892,146,401.20/9,382,629.63
  6. Step 6: Final answer
    x = 7,325,333.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.