Home / 8,736,040.70-13,104,061.05-7,194,861.80

Finding the Fourth Proportional to 8,736,040.70, 13,104,061.05 and 7,194,861.80

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Solution

The fourth proportional to 8,736,040.70, 13,104,061.05 and 7,194,861.80 is: 10,792,292.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,040.70 : 13,104,061.05 = 7,194,861.80 : x
  2. Step 2: Convert to fraction form
    8,736,040.70/13,104,061.05 = 7,194,861.80/x
  3. Step 3: Cross multiply
    8,736,040.70x = 13,104,061.05 × 7,194,861.80
  4. Step 4: Simplify right side
    8,736,040.70x = 94,281,908,273,512.89
  5. Step 5: Solve for x
    x = 94,281,908,273,512.89/8,736,040.70
  6. Step 6: Final answer
    x = 10,792,292.70

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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.