Home / 18,964,567.89-26,171,102.88-10,262,740.79

Finding the Fourth Proportional to 18,964,567.89, 26,171,102.88 and 10,262,740.79

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Solution

The fourth proportional to 18,964,567.89, 26,171,102.88 and 10,262,740.79 is: 14,162,581.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964,567.89 : 26,171,102.88 = 10,262,740.79 : x
  2. Step 2: Convert to fraction form
    18,964,567.89/26,171,102.88 = 10,262,740.79/x
  3. Step 3: Cross multiply
    18,964,567.89x = 26,171,102.88 × 10,262,740.79
  4. Step 4: Simplify right side
    18,964,567.89x = 268,587,244,915,006.97
  5. Step 5: Solve for x
    x = 268,587,244,915,006.97/18,964,567.89
  6. Step 6: Final answer
    x = 14,162,581.85

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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.