Home / 20,609,598.99-28,440,136.28-11,441,651.25

Finding the Fourth Proportional to 20,609,598.99, 28,440,136.28 and 11,441,651.25

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Solution

The fourth proportional to 20,609,598.99, 28,440,136.28 and 11,441,651.25 is: 15,788,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,609,598.99 : 28,440,136.28 = 11,441,651.25 : x
  2. Step 2: Convert to fraction form
    20,609,598.99/28,440,136.28 = 11,441,651.25/x
  3. Step 3: Cross multiply
    20,609,598.99x = 28,440,136.28 × 11,441,651.25
  4. Step 4: Simplify right side
    20,609,598.99x = 325,402,120,761,024.06
  5. Step 5: Solve for x
    x = 325,402,120,761,024.06/20,609,598.99
  6. Step 6: Final answer
    x = 15,788,862.31

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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.