Home / 38,596,381.29-53,263,006.38-21,192,726.60

Finding the Fourth Proportional to 38,596,381.29, 53,263,006.38 and 21,192,726.60

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Solution

The fourth proportional to 38,596,381.29, 53,263,006.38 and 21,192,726.60 is: 29,245,962.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,596,381.29 : 53,263,006.38 = 21,192,726.60 : x
  2. Step 2: Convert to fraction form
    38,596,381.29/53,263,006.38 = 21,192,726.60/x
  3. Step 3: Cross multiply
    38,596,381.29x = 53,263,006.38 × 21,192,726.60
  4. Step 4: Simplify right side
    38,596,381.29x = 1,128,788,332,105,395.75
  5. Step 5: Solve for x
    x = 1,128,788,332,105,395.75/38,596,381.29
  6. Step 6: Final answer
    x = 29,245,962.82

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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.