Home / 19,426,987.98-26,809,277.49-10,725,174.72

Finding the Fourth Proportional to 19,426,987.98, 26,809,277.49 and 10,725,174.72

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Solution

The fourth proportional to 19,426,987.98, 26,809,277.49 and 10,725,174.72 is: 14,800,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,987.98 : 26,809,277.49 = 10,725,174.72 : x
  2. Step 2: Convert to fraction form
    19,426,987.98/26,809,277.49 = 10,725,174.72/x
  3. Step 3: Cross multiply
    19,426,987.98x = 26,809,277.49 × 10,725,174.72
  4. Step 4: Simplify right side
    19,426,987.98x = 287,534,185,197,213.06
  5. Step 5: Solve for x
    x = 287,534,185,197,213.06/19,426,987.98
  6. Step 6: Final answer
    x = 14,800,759.93

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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.