Home / 52,511,072.65-78,778,981.01-17,967,850.52

Finding the Fourth Proportional to 52,511,072.65, 78,778,981.01 and 17,967,850.52

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Solution

The fourth proportional to 52,511,072.65, 78,778,981.01 and 17,967,850.52 is: 26,956,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,511,072.65 : 78,778,981.01 = 17,967,850.52 : x
  2. Step 2: Convert to fraction form
    52,511,072.65/78,778,981.01 = 17,967,850.52/x
  3. Step 3: Cross multiply
    52,511,072.65x = 78,778,981.01 × 17,967,850.52
  4. Step 4: Simplify right side
    52,511,072.65x = 1,415,488,954,556,623.50
  5. Step 5: Solve for x
    x = 1,415,488,954,556,623.50/52,511,072.65
  6. Step 6: Final answer
    x = 26,956,009.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.