Home / 9,545,142.78-14,319,956.34-3,155,394.60

Finding the Fourth Proportional to 9,545,142.78, 14,319,956.34 and 3,155,394.60

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Solution

The fourth proportional to 9,545,142.78, 14,319,956.34 and 3,155,394.60 is: 4,733,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545,142.78 : 14,319,956.34 = 3,155,394.60 : x
  2. Step 2: Convert to fraction form
    9,545,142.78/14,319,956.34 = 3,155,394.60/x
  3. Step 3: Cross multiply
    9,545,142.78x = 14,319,956.34 × 3,155,394.60
  4. Step 4: Simplify right side
    9,545,142.78x = 45,185,112,907,471.77
  5. Step 5: Solve for x
    x = 45,185,112,907,471.77/9,545,142.78
  6. Step 6: Final answer
    x = 4,733,833.11

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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.