Home / 40,582,467.11-56,002,303.67-21,997,208.21

Finding the Fourth Proportional to 40,582,467.11, 56,002,303.67 and 21,997,208.21

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Solution

The fourth proportional to 40,582,467.11, 56,002,303.67 and 21,997,208.21 is: 30,355,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,582,467.11 : 56,002,303.67 = 21,997,208.21 : x
  2. Step 2: Convert to fraction form
    40,582,467.11/56,002,303.67 = 21,997,208.21/x
  3. Step 3: Cross multiply
    40,582,467.11x = 56,002,303.67 × 21,997,208.21
  4. Step 4: Simplify right side
    40,582,467.11x = 1,231,894,333,942,947.25
  5. Step 5: Solve for x
    x = 1,231,894,333,942,947.25/40,582,467.11
  6. Step 6: Final answer
    x = 30,355,333.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.