Home / 17,490,999.70-26,236,499.55-16,782,411.70

Finding the Fourth Proportional to 17,490,999.70, 26,236,499.55 and 16,782,411.70

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Solution

The fourth proportional to 17,490,999.70, 26,236,499.55 and 16,782,411.70 is: 25,173,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490,999.70 : 26,236,499.55 = 16,782,411.70 : x
  2. Step 2: Convert to fraction form
    17,490,999.70/26,236,499.55 = 16,782,411.70/x
  3. Step 3: Cross multiply
    17,490,999.70x = 26,236,499.55 × 16,782,411.70
  4. Step 4: Simplify right side
    17,490,999.70x = 440,311,737,014,964.75
  5. Step 5: Solve for x
    x = 440,311,737,014,964.75/17,490,999.70
  6. Step 6: Final answer
    x = 25,173,617.55

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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.