Home / 32,712,131.92-45,143,050.80-18,028,335.28

Finding the Fourth Proportional to 32,712,131.92, 45,143,050.80 and 18,028,335.28

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Solution

The fourth proportional to 32,712,131.92, 45,143,050.80 and 18,028,335.28 is: 24,879,272.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,712,131.92 : 45,143,050.80 = 18,028,335.28 : x
  2. Step 2: Convert to fraction form
    32,712,131.92/45,143,050.80 = 18,028,335.28/x
  3. Step 3: Cross multiply
    32,712,131.92x = 45,143,050.80 × 18,028,335.28
  4. Step 4: Simplify right side
    32,712,131.92x = 813,854,055,384,472.25
  5. Step 5: Solve for x
    x = 813,854,055,384,472.25/32,712,131.92
  6. Step 6: Final answer
    x = 24,879,272.85

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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.