Home / 13,829,492.88-19,085,755.68-7,635,733.92

Finding the Fourth Proportional to 13,829,492.88, 19,085,755.68 and 7,635,733.92

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Solution

The fourth proportional to 13,829,492.88, 19,085,755.68 and 7,635,733.92 is: 10,537,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,492.88 : 19,085,755.68 = 7,635,733.92 : x
  2. Step 2: Convert to fraction form
    13,829,492.88/19,085,755.68 = 7,635,733.92/x
  3. Step 3: Cross multiply
    13,829,492.88x = 19,085,755.68 × 7,635,733.92
  4. Step 4: Simplify right side
    13,829,492.88x = 145,733,752,034,608.66
  5. Step 5: Solve for x
    x = 145,733,752,034,608.66/13,829,492.88
  6. Step 6: Final answer
    x = 10,537,895.59

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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.