Home / 7,171,503.40-10,757,255.10-2,622,543.40

Finding the Fourth Proportional to 7,171,503.40, 10,757,255.10 and 2,622,543.40

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Solution

The fourth proportional to 7,171,503.40, 10,757,255.10 and 2,622,543.40 is: 3,933,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,503.40 : 10,757,255.10 = 2,622,543.40 : x
  2. Step 2: Convert to fraction form
    7,171,503.40/10,757,255.10 = 2,622,543.40/x
  3. Step 3: Cross multiply
    7,171,503.40x = 10,757,255.10 × 2,622,543.40
  4. Step 4: Simplify right side
    7,171,503.40x = 28,211,368,364,621.34
  5. Step 5: Solve for x
    x = 28,211,368,364,621.34/7,171,503.40
  6. Step 6: Final answer
    x = 3,933,815.10

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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.