Home / 8,177,543.70-12,266,315.55-2,792,274.90

Finding the Fourth Proportional to 8,177,543.70, 12,266,315.55 and 2,792,274.90

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Solution

The fourth proportional to 8,177,543.70, 12,266,315.55 and 2,792,274.90 is: 4,188,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,543.70 : 12,266,315.55 = 2,792,274.90 : x
  2. Step 2: Convert to fraction form
    8,177,543.70/12,266,315.55 = 2,792,274.90/x
  3. Step 3: Cross multiply
    8,177,543.70x = 12,266,315.55 × 2,792,274.90
  4. Step 4: Simplify right side
    8,177,543.70x = 34,250,925,025,744.70
  5. Step 5: Solve for x
    x = 34,250,925,025,744.70/8,177,543.70
  6. Step 6: Final answer
    x = 4,188,412.35

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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.