Home / 28,962,880.40-43,450,152.60-8,492,560.40

Finding the Fourth Proportional to 28,962,880.40, 43,450,152.60 and 8,492,560.40

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Solution

The fourth proportional to 28,962,880.40, 43,450,152.60 and 8,492,560.40 is: 12,740,550.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962,880.40 : 43,450,152.60 = 8,492,560.40 : x
  2. Step 2: Convert to fraction form
    28,962,880.40/43,450,152.60 = 8,492,560.40/x
  3. Step 3: Cross multiply
    28,962,880.40x = 43,450,152.60 × 8,492,560.40
  4. Step 4: Simplify right side
    28,962,880.40x = 369,003,045,344,717.06
  5. Step 5: Solve for x
    x = 369,003,045,344,717.06/28,962,880.40
  6. Step 6: Final answer
    x = 12,740,550.67

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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.