Home / 72,051,520.32-108,083,924.49-23,529,628.43

Finding the Fourth Proportional to 72,051,520.32, 108,083,924.49 and 23,529,628.43

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Solution

The fourth proportional to 72,051,520.32, 108,083,924.49 and 23,529,628.43 is: 35,296,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,051,520.32 : 108,083,924.49 = 23,529,628.43 : x
  2. Step 2: Convert to fraction form
    72,051,520.32/108,083,924.49 = 23,529,628.43/x
  3. Step 3: Cross multiply
    72,051,520.32x = 108,083,924.49 × 23,529,628.43
  4. Step 4: Simplify right side
    72,051,520.32x = 2,543,174,581,965,457.50
  5. Step 5: Solve for x
    x = 2,543,174,581,965,457.50/72,051,520.32
  6. Step 6: Final answer
    x = 35,296,612.35

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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.