Home / 52,505,387.14-72,457,447.38-28,983,937.54

Finding the Fourth Proportional to 52,505,387.14, 72,457,447.38 and 28,983,937.54

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Solution

The fourth proportional to 52,505,387.14, 72,457,447.38 and 28,983,937.54 is: 39,997,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505,387.14 : 72,457,447.38 = 28,983,937.54 : x
  2. Step 2: Convert to fraction form
    52,505,387.14/72,457,447.38 = 28,983,937.54/x
  3. Step 3: Cross multiply
    52,505,387.14x = 72,457,447.38 × 28,983,937.54
  4. Step 4: Simplify right side
    52,505,387.14x = 2,100,102,129,169,756.50
  5. Step 5: Solve for x
    x = 2,100,102,129,169,756.50/52,505,387.14
  6. Step 6: Final answer
    x = 39,997,841.05

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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.