Home / 12,838,609.59-17,706,950.52-11,286,552.74

Finding the Fourth Proportional to 12,838,609.59, 17,706,950.52 and 11,286,552.74

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Solution

The fourth proportional to 12,838,609.59, 17,706,950.52 and 11,286,552.74 is: 15,566,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,838,609.59 : 17,706,950.52 = 11,286,552.74 : x
  2. Step 2: Convert to fraction form
    12,838,609.59/17,706,950.52 = 11,286,552.74/x
  3. Step 3: Cross multiply
    12,838,609.59x = 17,706,950.52 × 11,286,552.74
  4. Step 4: Simplify right side
    12,838,609.59x = 199,850,430,820,015.66
  5. Step 5: Solve for x
    x = 199,850,430,820,015.66/12,838,609.59
  6. Step 6: Final answer
    x = 15,566,360.94

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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.