Home / 21,700,368.09-32,556,224.88-12,593,711.43

Finding the Fourth Proportional to 21,700,368.09, 32,556,224.88 and 12,593,711.43

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Solution

The fourth proportional to 21,700,368.09, 32,556,224.88 and 12,593,711.43 is: 18,893,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,700,368.09 : 32,556,224.88 = 12,593,711.43 : x
  2. Step 2: Convert to fraction form
    21,700,368.09/32,556,224.88 = 12,593,711.43/x
  3. Step 3: Cross multiply
    21,700,368.09x = 32,556,224.88 × 12,593,711.43
  4. Step 4: Simplify right side
    21,700,368.09x = 410,003,701,388,906.38
  5. Step 5: Solve for x
    x = 410,003,701,388,906.38/21,700,368.09
  6. Step 6: Final answer
    x = 18,893,859.30

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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.