Home / 45,993,113.68-68,989,670.56-18,693,010.32

Finding the Fourth Proportional to 45,993,113.68, 68,989,670.56 and 18,693,010.32

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Solution

The fourth proportional to 45,993,113.68, 68,989,670.56 and 18,693,010.32 is: 28,039,515.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,993,113.68 : 68,989,670.56 = 18,693,010.32 : x
  2. Step 2: Convert to fraction form
    45,993,113.68/68,989,670.56 = 18,693,010.32/x
  3. Step 3: Cross multiply
    45,993,113.68x = 68,989,670.56 × 18,693,010.32
  4. Step 4: Simplify right side
    45,993,113.68x = 1,289,624,623,751,480.25
  5. Step 5: Solve for x
    x = 1,289,624,623,751,480.25/45,993,113.68
  6. Step 6: Final answer
    x = 28,039,515.50

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1.5x scale

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.