Home / 21,032,397.35-29,029,550.70-12,333,372.49

Finding the Fourth Proportional to 21,032,397.35, 29,029,550.70 and 12,333,372.49

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Solution

The fourth proportional to 21,032,397.35, 29,029,550.70 and 12,333,372.49 is: 17,022,893.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,397.35 : 29,029,550.70 = 12,333,372.49 : x
  2. Step 2: Convert to fraction form
    21,032,397.35/29,029,550.70 = 12,333,372.49/x
  3. Step 3: Cross multiply
    21,032,397.35x = 29,029,550.70 × 12,333,372.49
  4. Step 4: Simplify right side
    21,032,397.35x = 358,032,261,927,866.38
  5. Step 5: Solve for x
    x = 358,032,261,927,866.38/21,032,397.35
  6. Step 6: Final answer
    x = 17,022,893.58

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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.