Home / 28,960,686.29-39,961,415.45-16,568,811.38

Finding the Fourth Proportional to 28,960,686.29, 39,961,415.45 and 16,568,811.38

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Solution

The fourth proportional to 28,960,686.29, 39,961,415.45 and 16,568,811.38 is: 22,862,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960,686.29 : 39,961,415.45 = 16,568,811.38 : x
  2. Step 2: Convert to fraction form
    28,960,686.29/39,961,415.45 = 16,568,811.38/x
  3. Step 3: Cross multiply
    28,960,686.29x = 39,961,415.45 × 16,568,811.38
  4. Step 4: Simplify right side
    28,960,686.29x = 662,113,154,910,482.75
  5. Step 5: Solve for x
    x = 662,113,154,910,482.75/28,960,686.29
  6. Step 6: Final answer
    x = 22,862,481.52

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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.