Home / 28,877,192.88-39,835,619.16-19,581,619.12

Finding the Fourth Proportional to 28,877,192.88, 39,835,619.16 and 19,581,619.12

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Solution

The fourth proportional to 28,877,192.88, 39,835,619.16 and 19,581,619.12 is: 27,012,525.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877,192.88 : 39,835,619.16 = 19,581,619.12 : x
  2. Step 2: Convert to fraction form
    28,877,192.88/39,835,619.16 = 19,581,619.12/x
  3. Step 3: Cross multiply
    28,877,192.88x = 39,835,619.16 × 19,581,619.12
  4. Step 4: Simplify right side
    28,877,192.88x = 780,045,921,800,494.25
  5. Step 5: Solve for x
    x = 780,045,921,800,494.25/28,877,192.88
  6. Step 6: Final answer
    x = 27,012,525.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.