Home / 19,205,634.79-26,503,404.69-10,503,780.49

Finding the Fourth Proportional to 19,205,634.79, 26,503,404.69 and 10,503,780.49

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Solution

The fourth proportional to 19,205,634.79, 26,503,404.69 and 10,503,780.49 is: 14,495,014.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,205,634.79 : 26,503,404.69 = 10,503,780.49 : x
  2. Step 2: Convert to fraction form
    19,205,634.79/26,503,404.69 = 10,503,780.49/x
  3. Step 3: Cross multiply
    19,205,634.79x = 26,503,404.69 × 10,503,780.49
  4. Step 4: Simplify right side
    19,205,634.79x = 278,385,945,101,396.53
  5. Step 5: Solve for x
    x = 278,385,945,101,396.53/19,205,634.79
  6. Step 6: Final answer
    x = 14,495,014.00

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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.