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Finding the Fourth Proportional to 14,914,992.60, 22,372,488.90 and 7,356,720.60

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Solution

The fourth proportional to 14,914,992.60, 22,372,488.90 and 7,356,720.60 is: 11,035,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,914,992.60 : 22,372,488.90 = 7,356,720.60 : x
  2. Step 2: Convert to fraction form
    14,914,992.60/22,372,488.90 = 7,356,720.60/x
  3. Step 3: Cross multiply
    14,914,992.60x = 22,372,488.90 × 7,356,720.60
  4. Step 4: Simplify right side
    14,914,992.60x = 164,588,149,963,901.31
  5. Step 5: Solve for x
    x = 164,588,149,963,901.31/14,914,992.60
  6. Step 6: Final answer
    x = 11,035,080.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.