Home / 8,323,407.91-12,484,830.44-2,931,917.43

Finding the Fourth Proportional to 8,323,407.91, 12,484,830.44 and 2,931,917.43

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Solution

The fourth proportional to 8,323,407.91, 12,484,830.44 and 2,931,917.43 is: 4,397,777.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,407.91 : 12,484,830.44 = 2,931,917.43 : x
  2. Step 2: Convert to fraction form
    8,323,407.91/12,484,830.44 = 2,931,917.43/x
  3. Step 3: Cross multiply
    8,323,407.91x = 12,484,830.44 × 2,931,917.43
  4. Step 4: Simplify right side
    8,323,407.91x = 36,604,491,977,630.57
  5. Step 5: Solve for x
    x = 36,604,491,977,630.57/8,323,407.91
  6. Step 6: Final answer
    x = 4,397,777.02

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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.