Home / 39,959,886.84-55,144,621.64-22,556,382.36

Finding the Fourth Proportional to 39,959,886.84, 55,144,621.64 and 22,556,382.36

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Solution

The fourth proportional to 39,959,886.84, 55,144,621.64 and 22,556,382.36 is: 31,127,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,959,886.84 : 55,144,621.64 = 22,556,382.36 : x
  2. Step 2: Convert to fraction form
    39,959,886.84/55,144,621.64 = 22,556,382.36/x
  3. Step 3: Cross multiply
    39,959,886.84x = 55,144,621.64 × 22,556,382.36
  4. Step 4: Simplify right side
    39,959,886.84x = 1,243,863,170,809,370.25
  5. Step 5: Solve for x
    x = 1,243,863,170,809,370.25/39,959,886.84
  6. Step 6: Final answer
    x = 31,127,795.13

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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.