Home / 8,176,543.40-11,284,125.34-4,505,455.52

Finding the Fourth Proportional to 8,176,543.40, 11,284,125.34 and 4,505,455.52

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Solution

The fourth proportional to 8,176,543.40, 11,284,125.34 and 4,505,455.52 is: 6,217,801.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,543.40 : 11,284,125.34 = 4,505,455.52 : x
  2. Step 2: Convert to fraction form
    8,176,543.40/11,284,125.34 = 4,505,455.52/x
  3. Step 3: Cross multiply
    8,176,543.40x = 11,284,125.34 × 4,505,455.52
  4. Step 4: Simplify right side
    8,176,543.40x = 50,840,124,818,421.55
  5. Step 5: Solve for x
    x = 50,840,124,818,421.55/8,176,543.40
  6. Step 6: Final answer
    x = 6,217,801.63

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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.