Home / 20,950,415,835.99-28,949,392,507.12-14,918,449,077.25

Finding the Fourth Proportional to 20,950,415,835.99, 28,949,392,507.12 and 14,918,449,077.25

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Solution

The fourth proportional to 20,950,415,835.99, 28,949,392,507.12 and 14,918,449,077.25 is: 20,614,389,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,950,415,835.99 : 28,949,392,507.12 = 14,918,449,077.25 : x
  2. Step 2: Convert to fraction form
    20,950,415,835.99/28,949,392,507.12 = 14,918,449,077.25/x
  3. Step 3: Cross multiply
    20,950,415,835.99x = 28,949,392,507.12 × 14,918,449,077.25
  4. Step 4: Simplify right side
    20,950,415,835.99x = 431,880,037,934,632,796,160
  5. Step 5: Solve for x
    x = 431,880,037,934,632,796,160/20,950,415,835.99
  6. Step 6: Final answer
    x = 20,614,389,772.29

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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.