Home / 52,672,873.86-78,923,048.50-28,054,672.35

Finding the Fourth Proportional to 52,672,873.86, 78,923,048.50 and 28,054,672.35

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Solution

The fourth proportional to 52,672,873.86, 78,923,048.50 and 28,054,672.35 is: 42,036,063.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,672,873.86 : 78,923,048.50 = 28,054,672.35 : x
  2. Step 2: Convert to fraction form
    52,672,873.86/78,923,048.50 = 28,054,672.35/x
  3. Step 3: Cross multiply
    52,672,873.86x = 78,923,048.50 × 28,054,672.35
  4. Step 4: Simplify right side
    52,672,873.86x = 2,214,160,266,530,659
  5. Step 5: Solve for x
    x = 2,214,160,266,530,659/52,672,873.86
  6. Step 6: Final answer
    x = 42,036,063.43

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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.