Home / 65,355,513.22-98,016,932.94-19,288,239.04

Finding the Fourth Proportional to 65,355,513.22, 98,016,932.94 and 19,288,239.04

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Solution

The fourth proportional to 65,355,513.22, 98,016,932.94 and 19,288,239.04 is: 28,927,537.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,355,513.22 : 98,016,932.94 = 19,288,239.04 : x
  2. Step 2: Convert to fraction form
    65,355,513.22/98,016,932.94 = 19,288,239.04/x
  3. Step 3: Cross multiply
    65,355,513.22x = 98,016,932.94 × 19,288,239.04
  4. Step 4: Simplify right side
    65,355,513.22x = 1,890,574,032,514,369.75
  5. Step 5: Solve for x
    x = 1,890,574,032,514,369.75/65,355,513.22
  6. Step 6: Final answer
    x = 28,927,537.09

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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.