Home / 20,903,662.42-28,847,054.15-11,736,502

Finding the Fourth Proportional to 20,903,662.42, 28,847,054.15 and 11,736,502

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Solution

The fourth proportional to 20,903,662.42, 28,847,054.15 and 11,736,502 is: 16,196,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,903,662.42 : 28,847,054.15 = 11,736,502 : x
  2. Step 2: Convert to fraction form
    20,903,662.42/28,847,054.15 = 11,736,502/x
  3. Step 3: Cross multiply
    20,903,662.42x = 28,847,054.15 × 11,736,502
  4. Step 4: Simplify right side
    20,903,662.42x = 338,563,508,725,583.31
  5. Step 5: Solve for x
    x = 338,563,508,725,583.31/20,903,662.42
  6. Step 6: Final answer
    x = 16,196,372.77

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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.