Home / 13,483,207.80-20,224,811.70-11,803,591.80

Finding the Fourth Proportional to 13,483,207.80, 20,224,811.70 and 11,803,591.80

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Solution

The fourth proportional to 13,483,207.80, 20,224,811.70 and 11,803,591.80 is: 17,705,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,207.80 : 20,224,811.70 = 11,803,591.80 : x
  2. Step 2: Convert to fraction form
    13,483,207.80/20,224,811.70 = 11,803,591.80/x
  3. Step 3: Cross multiply
    13,483,207.80x = 20,224,811.70 × 11,803,591.80
  4. Step 4: Simplify right side
    13,483,207.80x = 238,725,421,538,664.06
  5. Step 5: Solve for x
    x = 238,725,421,538,664.06/13,483,207.80
  6. Step 6: Final answer
    x = 17,705,387.70

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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.