Home / 20,799,295.02-28,702,929.15-11,631,974.22

Finding the Fourth Proportional to 20,799,295.02, 28,702,929.15 and 11,631,974.22

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Solution

The fourth proportional to 20,799,295.02, 28,702,929.15 and 11,631,974.22 is: 16,052,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,799,295.02 : 28,702,929.15 = 11,631,974.22 : x
  2. Step 2: Convert to fraction form
    20,799,295.02/28,702,929.15 = 11,631,974.22/x
  3. Step 3: Cross multiply
    20,799,295.02x = 28,702,929.15 × 11,631,974.22
  4. Step 4: Simplify right side
    20,799,295.02x = 333,871,731,911,286.50
  5. Step 5: Solve for x
    x = 333,871,731,911,286.50/20,799,295.02
  6. Step 6: Final answer
    x = 16,052,069.63

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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.