Home / 19,638,148.88-27,100,426.92-10,936,130.96

Finding the Fourth Proportional to 19,638,148.88, 27,100,426.92 and 10,936,130.96

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Solution

The fourth proportional to 19,638,148.88, 27,100,426.92 and 10,936,130.96 is: 15,091,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,638,148.88 : 27,100,426.92 = 10,936,130.96 : x
  2. Step 2: Convert to fraction form
    19,638,148.88/27,100,426.92 = 10,936,130.96/x
  3. Step 3: Cross multiply
    19,638,148.88x = 27,100,426.92 × 10,936,130.96
  4. Step 4: Simplify right side
    19,638,148.88x = 296,373,817,869,029.50
  5. Step 5: Solve for x
    x = 296,373,817,869,029.50/19,638,148.88
  6. Step 6: Final answer
    x = 15,091,739.03

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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.