Home / 19,544,659.67-26,960,424.47-12,189,723.76

Finding the Fourth Proportional to 19,544,659.67, 26,960,424.47 and 12,189,723.76

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Solution

The fourth proportional to 19,544,659.67, 26,960,424.47 and 12,189,723.76 is: 16,814,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544,659.67 : 26,960,424.47 = 12,189,723.76 : x
  2. Step 2: Convert to fraction form
    19,544,659.67/26,960,424.47 = 12,189,723.76/x
  3. Step 3: Cross multiply
    19,544,659.67x = 26,960,424.47 × 12,189,723.76
  4. Step 4: Simplify right side
    19,544,659.67x = 328,640,126,828,675
  5. Step 5: Solve for x
    x = 328,640,126,828,675/19,544,659.67
  6. Step 6: Final answer
    x = 16,814,829.85

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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.