Home / 55,124,980.06-82,699,927.31-18,236,783.51

Finding the Fourth Proportional to 55,124,980.06, 82,699,927.31 and 18,236,783.51

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Solution

The fourth proportional to 55,124,980.06, 82,699,927.31 and 18,236,783.51 is: 27,359,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,124,980.06 : 82,699,927.31 = 18,236,783.51 : x
  2. Step 2: Convert to fraction form
    55,124,980.06/82,699,927.31 = 18,236,783.51/x
  3. Step 3: Cross multiply
    55,124,980.06x = 82,699,927.31 × 18,236,783.51
  4. Step 4: Simplify right side
    55,124,980.06x = 1,508,180,670,645,206.75
  5. Step 5: Solve for x
    x = 1,508,180,670,645,206.75/55,124,980.06
  6. Step 6: Final answer
    x = 27,359,296.44

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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.