Home / 26,408,567.43-39,612,987.77-12,021,573.81

Finding the Fourth Proportional to 26,408,567.43, 39,612,987.77 and 12,021,573.81

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Solution

The fourth proportional to 26,408,567.43, 39,612,987.77 and 12,021,573.81 is: 18,032,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408,567.43 : 39,612,987.77 = 12,021,573.81 : x
  2. Step 2: Convert to fraction form
    26,408,567.43/39,612,987.77 = 12,021,573.81/x
  3. Step 3: Cross multiply
    26,408,567.43x = 39,612,987.77 × 12,021,573.81
  4. Step 4: Simplify right side
    26,408,567.43x = 476,210,456,251,574.44
  5. Step 5: Solve for x
    x = 476,210,456,251,574.44/26,408,567.43
  6. Step 6: Final answer
    x = 18,032,422.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.