Home / 54,921,677.80-82,349,632.74-18,529,262.32

Finding the Fourth Proportional to 54,921,677.80, 82,349,632.74 and 18,529,262.32

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Solution

The fourth proportional to 54,921,677.80, 82,349,632.74 and 18,529,262.32 is: 27,782,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,921,677.80 : 82,349,632.74 = 18,529,262.32 : x
  2. Step 2: Convert to fraction form
    54,921,677.80/82,349,632.74 = 18,529,262.32/x
  3. Step 3: Cross multiply
    54,921,677.80x = 82,349,632.74 × 18,529,262.32
  4. Step 4: Simplify right side
    54,921,677.80x = 1,525,877,946,995,120.25
  5. Step 5: Solve for x
    x = 1,525,877,946,995,120.25/54,921,677.80
  6. Step 6: Final answer
    x = 27,782,799.22

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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.