Home / 21,808,090.80-32,712,136.20-17,556,562.80

Finding the Fourth Proportional to 21,808,090.80, 32,712,136.20 and 17,556,562.80

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Solution

The fourth proportional to 21,808,090.80, 32,712,136.20 and 17,556,562.80 is: 26,334,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,808,090.80 : 32,712,136.20 = 17,556,562.80 : x
  2. Step 2: Convert to fraction form
    21,808,090.80/32,712,136.20 = 17,556,562.80/x
  3. Step 3: Cross multiply
    21,808,090.80x = 32,712,136.20 × 17,556,562.80
  4. Step 4: Simplify right side
    21,808,090.80x = 574,312,673,517,453.38
  5. Step 5: Solve for x
    x = 574,312,673,517,453.38/21,808,090.80
  6. Step 6: Final answer
    x = 26,334,844.20

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1.5x scale

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.