Home / 38,448,414.08-53,059,309.78-21,044,385.63

Finding the Fourth Proportional to 38,448,414.08, 53,059,309.78 and 21,044,385.63

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Solution

The fourth proportional to 38,448,414.08, 53,059,309.78 and 21,044,385.63 is: 29,041,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448,414.08 : 53,059,309.78 = 21,044,385.63 : x
  2. Step 2: Convert to fraction form
    38,448,414.08/53,059,309.78 = 21,044,385.63/x
  3. Step 3: Cross multiply
    38,448,414.08x = 53,059,309.78 × 21,044,385.63
  4. Step 4: Simplify right side
    38,448,414.08x = 1,116,600,576,317,953.50
  5. Step 5: Solve for x
    x = 1,116,600,576,317,953.50/38,448,414.08
  6. Step 6: Final answer
    x = 29,041,524.94

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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.