Home / 28,078,824.75-43,140,079.50

Finding the Third Proportional to 28,078,824.75 and 43,140,079.50

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Solution

The third proportional to 28,078,824.75 and 43,140,079.50 is: 66,280,069.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,078,824.75 : 43,140,079.50 = 43,140,079.50 : x
  2. Step 2: Convert to fraction form
    28,078,824.75/43,140,079.50 = 43,140,079.50/x
  3. Step 3: Cross multiply
    28,078,824.75x = 43,140,079.50 × 43,140,079.50
  4. Step 4: Simplify right side
    28,078,824.75x = 1,861,066,459,266,320.25
  5. Step 5: Solve for x
    x = 1,861,066,459,266,320.25/28,078,824.75
  6. Step 6: Final answer
    x = 66,280,069.62

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.