Home / 8,721,217.58-12,035,160.23-4,853,738.12

Finding the Fourth Proportional to 8,721,217.58, 12,035,160.23 and 4,853,738.12

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Solution

The fourth proportional to 8,721,217.58, 12,035,160.23 and 4,853,738.12 is: 6,698,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,217.58 : 12,035,160.23 = 4,853,738.12 : x
  2. Step 2: Convert to fraction form
    8,721,217.58/12,035,160.23 = 4,853,738.12/x
  3. Step 3: Cross multiply
    8,721,217.58x = 12,035,160.23 × 4,853,738.12
  4. Step 4: Simplify right side
    8,721,217.58x = 58,415,515,904,214.48
  5. Step 5: Solve for x
    x = 58,415,515,904,214.48/8,721,217.58
  6. Step 6: Final answer
    x = 6,698,091.80

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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.