Home / 20,030,485.02-27,642,069.33-10,863,127.77

Finding the Fourth Proportional to 20,030,485.02, 27,642,069.33 and 10,863,127.77

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Solution

The fourth proportional to 20,030,485.02, 27,642,069.33 and 10,863,127.77 is: 14,991,116.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,030,485.02 : 27,642,069.33 = 10,863,127.77 : x
  2. Step 2: Convert to fraction form
    20,030,485.02/27,642,069.33 = 10,863,127.77/x
  3. Step 3: Cross multiply
    20,030,485.02x = 27,642,069.33 × 10,863,127.77
  4. Step 4: Simplify right side
    20,030,485.02x = 300,279,330,904,672.62
  5. Step 5: Solve for x
    x = 300,279,330,904,672.62/20,030,485.02
  6. Step 6: Final answer
    x = 14,991,116.32

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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.