Home / 13,859,926.93-19,126,826.22-7,664,653.47

Finding the Fourth Proportional to 13,859,926.93, 19,126,826.22 and 7,664,653.47

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Solution

The fourth proportional to 13,859,926.93, 19,126,826.22 and 7,664,653.47 is: 10,577,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,859,926.93 : 19,126,826.22 = 7,664,653.47 : x
  2. Step 2: Convert to fraction form
    13,859,926.93/19,126,826.22 = 7,664,653.47/x
  3. Step 3: Cross multiply
    13,859,926.93x = 19,126,826.22 × 7,664,653.47
  4. Step 4: Simplify right side
    13,859,926.93x = 146,600,494,957,209.97
  5. Step 5: Solve for x
    x = 146,600,494,957,209.97/13,859,926.93
  6. Step 6: Final answer
    x = 10,577,292.05

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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.