Home / 7,931,394.60-10,945,393.86-4,309,722.60

Finding the Fourth Proportional to 7,931,394.60, 10,945,393.86 and 4,309,722.60

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Solution

The fourth proportional to 7,931,394.60, 10,945,393.86 and 4,309,722.60 is: 5,947,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,394.60 : 10,945,393.86 = 4,309,722.60 : x
  2. Step 2: Convert to fraction form
    7,931,394.60/10,945,393.86 = 4,309,722.60/x
  3. Step 3: Cross multiply
    7,931,394.60x = 10,945,393.86 × 4,309,722.60
  4. Step 4: Simplify right side
    7,931,394.60x = 47,171,611,284,343.23
  5. Step 5: Solve for x
    x = 47,171,611,284,343.23/7,931,394.60
  6. Step 6: Final answer
    x = 5,947,454.85

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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.