Home / 19,030,383-26,261,954.52-10,328,555.76

Finding the Fourth Proportional to 19,030,383, 26,261,954.52 and 10,328,555.76

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Solution

The fourth proportional to 19,030,383, 26,261,954.52 and 10,328,555.76 is: 14,253,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030,383 : 26,261,954.52 = 10,328,555.76 : x
  2. Step 2: Convert to fraction form
    19,030,383/26,261,954.52 = 10,328,555.76/x
  3. Step 3: Cross multiply
    19,030,383x = 26,261,954.52 × 10,328,555.76
  4. Step 4: Simplify right side
    19,030,383x = 271,248,061,626,404.03
  5. Step 5: Solve for x
    x = 271,248,061,626,404.03/19,030,383
  6. Step 6: Final answer
    x = 14,253,421.05

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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.