Home / 19,725,619.19-27,216,837.96-11,776,614.52

Finding the Fourth Proportional to 19,725,619.19, 27,216,837.96 and 11,776,614.52

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Solution

The fourth proportional to 19,725,619.19, 27,216,837.96 and 11,776,614.52 is: 16,249,031.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,725,619.19 : 27,216,837.96 = 11,776,614.52 : x
  2. Step 2: Convert to fraction form
    19,725,619.19/27,216,837.96 = 11,776,614.52/x
  3. Step 3: Cross multiply
    19,725,619.19x = 27,216,837.96 × 11,776,614.52
  4. Step 4: Simplify right side
    19,725,619.19x = 320,522,209,108,223.19
  5. Step 5: Solve for x
    x = 320,522,209,108,223.19/19,725,619.19
  6. Step 6: Final answer
    x = 16,249,031.58

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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.