Home / 38,188,152.03-52,699,646.88-20,784,622.05

Finding the Fourth Proportional to 38,188,152.03, 52,699,646.88 and 20,784,622.05

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Solution

The fourth proportional to 38,188,152.03, 52,699,646.88 and 20,784,622.05 is: 28,682,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188,152.03 : 52,699,646.88 = 20,784,622.05 : x
  2. Step 2: Convert to fraction form
    38,188,152.03/52,699,646.88 = 20,784,622.05/x
  3. Step 3: Cross multiply
    38,188,152.03x = 52,699,646.88 × 20,784,622.05
  4. Step 4: Simplify right side
    38,188,152.03x = 1,095,342,242,569,261.75
  5. Step 5: Solve for x
    x = 1,095,342,242,569,261.75/38,188,152.03
  6. Step 6: Final answer
    x = 28,682,776.84

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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.