Home / 19,606,042.36-29,382,159.02-12,404,684.70

Finding the Fourth Proportional to 19,606,042.36, 29,382,159.02 and 12,404,684.70

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Solution

The fourth proportional to 19,606,042.36, 29,382,159.02 and 12,404,684.70 is: 18,590,004.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,606,042.36 : 29,382,159.02 = 12,404,684.70 : x
  2. Step 2: Convert to fraction form
    19,606,042.36/29,382,159.02 = 12,404,684.70/x
  3. Step 3: Cross multiply
    19,606,042.36x = 29,382,159.02 × 12,404,684.70
  4. Step 4: Simplify right side
    19,606,042.36x = 364,476,418,448,360.94
  5. Step 5: Solve for x
    x = 364,476,418,448,360.94/19,606,042.36
  6. Step 6: Final answer
    x = 18,590,004.64

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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.