Home / 28,975,758.12-39,977,826.12-17,369,086.68

Finding the Fourth Proportional to 28,975,758.12, 39,977,826.12 and 17,369,086.68

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Solution

The fourth proportional to 28,975,758.12, 39,977,826.12 and 17,369,086.68 is: 23,964,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,975,758.12 : 39,977,826.12 = 17,369,086.68 : x
  2. Step 2: Convert to fraction form
    28,975,758.12/39,977,826.12 = 17,369,086.68/x
  3. Step 3: Cross multiply
    28,975,758.12x = 39,977,826.12 × 17,369,086.68
  4. Step 4: Simplify right side
    28,975,758.12x = 694,378,327,156,248
  5. Step 5: Solve for x
    x = 694,378,327,156,248/28,975,758.12
  6. Step 6: Final answer
    x = 23,964,112.49

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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.