Home / 7,245,056.21-10,867,565.86-1,853,697.98

Finding the Fourth Proportional to 7,245,056.21, 10,867,565.86 and 1,853,697.98

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Solution

The fourth proportional to 7,245,056.21, 10,867,565.86 and 1,853,697.98 is: 2,780,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,056.21 : 10,867,565.86 = 1,853,697.98 : x
  2. Step 2: Convert to fraction form
    7,245,056.21/10,867,565.86 = 1,853,697.98/x
  3. Step 3: Cross multiply
    7,245,056.21x = 10,867,565.86 × 1,853,697.98
  4. Step 4: Simplify right side
    7,245,056.21x = 20,145,184,904,733.63
  5. Step 5: Solve for x
    x = 20,145,184,904,733.63/7,245,056.21
  6. Step 6: Final answer
    x = 2,780,542.25

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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.