Home / 19,280,584.44-28,920,751.71-4,903,528.12

Finding the Fourth Proportional to 19,280,584.44, 28,920,751.71 and 4,903,528.12

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Solution

The fourth proportional to 19,280,584.44, 28,920,751.71 and 4,903,528.12 is: 7,355,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280,584.44 : 28,920,751.71 = 4,903,528.12 : x
  2. Step 2: Convert to fraction form
    19,280,584.44/28,920,751.71 = 4,903,528.12/x
  3. Step 3: Cross multiply
    19,280,584.44x = 28,920,751.71 × 4,903,528.12
  4. Step 4: Simplify right side
    19,280,584.44x = 141,813,719,261,523.09
  5. Step 5: Solve for x
    x = 141,813,719,261,523.09/19,280,584.44
  6. Step 6: Final answer
    x = 7,355,260.40

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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.