Home / 26,959,768.80-40,439,653.20-17,889,842.40

Finding the Fourth Proportional to 26,959,768.80, 40,439,653.20 and 17,889,842.40

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Solution

The fourth proportional to 26,959,768.80, 40,439,653.20 and 17,889,842.40 is: 26,834,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,768.80 : 40,439,653.20 = 17,889,842.40 : x
  2. Step 2: Convert to fraction form
    26,959,768.80/40,439,653.20 = 17,889,842.40/x
  3. Step 3: Cross multiply
    26,959,768.80x = 40,439,653.20 × 17,889,842.40
  4. Step 4: Simplify right side
    26,959,768.80x = 723,459,022,458,655.62
  5. Step 5: Solve for x
    x = 723,459,022,458,655.62/26,959,768.80
  6. Step 6: Final answer
    x = 26,834,763.60

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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.