Home / 61,545,506.40-84,906,111.60-37,085,320.80

Finding the Fourth Proportional to 61,545,506.40, 84,906,111.60 and 37,085,320.80

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Solution

The fourth proportional to 61,545,506.40, 84,906,111.60 and 37,085,320.80 is: 51,161,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,545,506.40 : 84,906,111.60 = 37,085,320.80 : x
  2. Step 2: Convert to fraction form
    61,545,506.40/84,906,111.60 = 37,085,320.80/x
  3. Step 3: Cross multiply
    61,545,506.40x = 84,906,111.60 × 37,085,320.80
  4. Step 4: Simplify right side
    61,545,506.40x = 3,148,770,386,566,601
  5. Step 5: Solve for x
    x = 3,148,770,386,566,601/61,545,506.40
  6. Step 6: Final answer
    x = 51,161,661.85

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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.