Home / 38,061,379.44-52,523,367.78-20,657,374.36

Finding the Fourth Proportional to 38,061,379.44, 52,523,367.78 and 20,657,374.36

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Solution

The fourth proportional to 38,061,379.44, 52,523,367.78 and 20,657,374.36 is: 28,506,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061,379.44 : 52,523,367.78 = 20,657,374.36 : x
  2. Step 2: Convert to fraction form
    38,061,379.44/52,523,367.78 = 20,657,374.36/x
  3. Step 3: Cross multiply
    38,061,379.44x = 52,523,367.78 × 20,657,374.36
  4. Step 4: Simplify right side
    38,061,379.44x = 1,084,994,870,879,422.12
  5. Step 5: Solve for x
    x = 1,084,994,870,879,422.12/38,061,379.44
  6. Step 6: Final answer
    x = 28,506,451.60

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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.