Home / 8,728,236.72-12,044,103.84-4,861,117.44

Finding the Fourth Proportional to 8,728,236.72, 12,044,103.84 and 4,861,117.44

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Solution

The fourth proportional to 8,728,236.72, 12,044,103.84 and 4,861,117.44 is: 6,707,861.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,236.72 : 12,044,103.84 = 4,861,117.44 : x
  2. Step 2: Convert to fraction form
    8,728,236.72/12,044,103.84 = 4,861,117.44/x
  3. Step 3: Cross multiply
    8,728,236.72x = 12,044,103.84 × 4,861,117.44
  4. Step 4: Simplify right side
    8,728,236.72x = 58,547,803,225,794.98
  5. Step 5: Solve for x
    x = 58,547,803,225,794.98/8,728,236.72
  6. Step 6: Final answer
    x = 6,707,861.52

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1.5x scale

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.