Home / 26,414,492.40-39,621,738.60-19,186,894.80

Finding the Fourth Proportional to 26,414,492.40, 39,621,738.60 and 19,186,894.80

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Solution

The fourth proportional to 26,414,492.40, 39,621,738.60 and 19,186,894.80 is: 28,780,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,414,492.40 : 39,621,738.60 = 19,186,894.80 : x
  2. Step 2: Convert to fraction form
    26,414,492.40/39,621,738.60 = 19,186,894.80/x
  3. Step 3: Cross multiply
    26,414,492.40x = 39,621,738.60 × 19,186,894.80
  4. Step 4: Simplify right side
    26,414,492.40x = 760,218,130,311,299.38
  5. Step 5: Solve for x
    x = 760,218,130,311,299.38/26,414,492.40
  6. Step 6: Final answer
    x = 28,780,342.20

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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.