Home / 19,414,392.51-29,121,630.21-7,891,727.39

Finding the Fourth Proportional to 19,414,392.51, 29,121,630.21 and 7,891,727.39

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Solution

The fourth proportional to 19,414,392.51, 29,121,630.21 and 7,891,727.39 is: 11,837,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414,392.51 : 29,121,630.21 = 7,891,727.39 : x
  2. Step 2: Convert to fraction form
    19,414,392.51/29,121,630.21 = 7,891,727.39/x
  3. Step 3: Cross multiply
    19,414,392.51x = 29,121,630.21 × 7,891,727.39
  4. Step 4: Simplify right side
    19,414,392.51x = 229,819,966,769,708.44
  5. Step 5: Solve for x
    x = 229,819,966,769,708.44/19,414,392.51
  6. Step 6: Final answer
    x = 11,837,607.93

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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.