Home / 13,788,118.93-19,026,727.26-8,281,725.88

Finding the Fourth Proportional to 13,788,118.93, 19,026,727.26 and 8,281,725.88

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Solution

The fourth proportional to 13,788,118.93, 19,026,727.26 and 8,281,725.88 is: 11,428,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788,118.93 : 19,026,727.26 = 8,281,725.88 : x
  2. Step 2: Convert to fraction form
    13,788,118.93/19,026,727.26 = 8,281,725.88/x
  3. Step 3: Cross multiply
    13,788,118.93x = 19,026,727.26 × 8,281,725.88
  4. Step 4: Simplify right side
    13,788,118.93x = 157,574,139,560,843.50
  5. Step 5: Solve for x
    x = 157,574,139,560,843.50/13,788,118.93
  6. Step 6: Final answer
    x = 11,428,255.03

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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.