Home / 48,494,111.38-72,750,749.77-17,788,975.83

Finding the Fourth Proportional to 48,494,111.38, 72,750,749.77 and 17,788,975.83

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Solution

The fourth proportional to 48,494,111.38, 72,750,749.77 and 17,788,975.83 is: 26,686,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,494,111.38 : 72,750,749.77 = 17,788,975.83 : x
  2. Step 2: Convert to fraction form
    48,494,111.38/72,750,749.77 = 17,788,975.83/x
  3. Step 3: Cross multiply
    48,494,111.38x = 72,750,749.77 × 17,788,975.83
  4. Step 4: Simplify right side
    48,494,111.38x = 1,294,161,329,272,907.75
  5. Step 5: Solve for x
    x = 1,294,161,329,272,907.75/48,494,111.38
  6. Step 6: Final answer
    x = 26,686,978.94

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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.