Home / 8,197,136.95-11,312,103.67-4,475,993.79

Finding the Fourth Proportional to 8,197,136.95, 11,312,103.67 and 4,475,993.79

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Solution

The fourth proportional to 8,197,136.95, 11,312,103.67 and 4,475,993.79 is: 6,176,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,136.95 : 11,312,103.67 = 4,475,993.79 : x
  2. Step 2: Convert to fraction form
    8,197,136.95/11,312,103.67 = 4,475,993.79/x
  3. Step 3: Cross multiply
    8,197,136.95x = 11,312,103.67 × 4,475,993.79
  4. Step 4: Simplify right side
    8,197,136.95x = 50,632,905,722,195.70
  5. Step 5: Solve for x
    x = 50,632,905,722,195.70/8,197,136.95
  6. Step 6: Final answer
    x = 6,176,901.28

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Double scale
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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.