Home / 13,832,809.60-20,772,542.40-11,555,996.80

Finding the Fourth Proportional to 13,832,809.60, 20,772,542.40 and 11,555,996.80

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Solution

The fourth proportional to 13,832,809.60, 20,772,542.40 and 11,555,996.80 is: 17,353,483.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832,809.60 : 20,772,542.40 = 11,555,996.80 : x
  2. Step 2: Convert to fraction form
    13,832,809.60/20,772,542.40 = 11,555,996.80/x
  3. Step 3: Cross multiply
    13,832,809.60x = 20,772,542.40 × 11,555,996.80
  4. Step 4: Simplify right side
    13,832,809.60x = 240,047,433,502,264.31
  5. Step 5: Solve for x
    x = 240,047,433,502,264.31/13,832,809.60
  6. Step 6: Final answer
    x = 17,353,483.53

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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.