Home / 28,414,962.91-39,212,652.00-15,362,218.37

Finding the Fourth Proportional to 28,414,962.91, 39,212,652.00 and 15,362,218.37

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Solution

The fourth proportional to 28,414,962.91, 39,212,652.00 and 15,362,218.37 is: 21,199,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,414,962.91 : 39,212,652.00 = 15,362,218.37 : x
  2. Step 2: Convert to fraction form
    28,414,962.91/39,212,652.00 = 15,362,218.37/x
  3. Step 3: Cross multiply
    28,414,962.91x = 39,212,652.00 × 15,362,218.37
  4. Step 4: Simplify right side
    28,414,962.91x = 602,393,322,804,302.12
  5. Step 5: Solve for x
    x = 602,393,322,804,302.12/28,414,962.91
  6. Step 6: Final answer
    x = 21,199,863.07

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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.