Home / 21,788,230.80-32,705,965.80-13,710,327.60

Finding the Fourth Proportional to 21,788,230.80, 32,705,965.80 and 13,710,327.60

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Solution

The fourth proportional to 21,788,230.80, 32,705,965.80 and 13,710,327.60 is: 20,580,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,788,230.80 : 32,705,965.80 = 13,710,327.60 : x
  2. Step 2: Convert to fraction form
    21,788,230.80/32,705,965.80 = 13,710,327.60/x
  3. Step 3: Cross multiply
    21,788,230.80x = 32,705,965.80 × 13,710,327.60
  4. Step 4: Simplify right side
    21,788,230.80x = 448,409,505,592,396.06
  5. Step 5: Solve for x
    x = 448,409,505,592,396.06/21,788,230.80
  6. Step 6: Final answer
    x = 20,580,354.12

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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.