Home / 52,505,393.22-72,457,455.72-28,983,943.62

Finding the Fourth Proportional to 52,505,393.22, 72,457,455.72 and 28,983,943.62

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Solution

The fourth proportional to 52,505,393.22, 72,457,455.72 and 28,983,943.62 is: 39,997,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505,393.22 : 72,457,455.72 = 28,983,943.62 : x
  2. Step 2: Convert to fraction form
    52,505,393.22/72,457,455.72 = 28,983,943.62/x
  3. Step 3: Cross multiply
    52,505,393.22x = 72,457,455.72 × 28,983,943.62
  4. Step 4: Simplify right side
    52,505,393.22x = 2,100,102,811,437,126.50
  5. Step 5: Solve for x
    x = 2,100,102,811,437,126.50/52,505,393.22
  6. Step 6: Final answer
    x = 39,997,849.41

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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.