Home / 19,671,999.36-27,147,477.44-10,970,721.28

Finding the Fourth Proportional to 19,671,999.36, 27,147,477.44 and 10,970,721.28

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Solution

The fourth proportional to 19,671,999.36, 27,147,477.44 and 10,970,721.28 is: 15,139,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671,999.36 : 27,147,477.44 = 10,970,721.28 : x
  2. Step 2: Convert to fraction form
    19,671,999.36/27,147,477.44 = 10,970,721.28/x
  3. Step 3: Cross multiply
    19,671,999.36x = 27,147,477.44 × 10,970,721.28
  4. Step 4: Simplify right side
    19,671,999.36x = 297,827,408,449,327.94
  5. Step 5: Solve for x
    x = 297,827,408,449,327.94/19,671,999.36
  6. Step 6: Final answer
    x = 15,139,661.35

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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.