Home / 28,488,062.64-39,315,455.28-16,093,857.36

Finding the Fourth Proportional to 28,488,062.64, 39,315,455.28 and 16,093,857.36

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Solution

The fourth proportional to 28,488,062.64, 39,315,455.28 and 16,093,857.36 is: 22,210,612.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,488,062.64 : 39,315,455.28 = 16,093,857.36 : x
  2. Step 2: Convert to fraction form
    28,488,062.64/39,315,455.28 = 16,093,857.36/x
  3. Step 3: Cross multiply
    28,488,062.64x = 39,315,455.28 × 16,093,857.36
  4. Step 4: Simplify right side
    28,488,062.64x = 632,737,329,319,778.88
  5. Step 5: Solve for x
    x = 632,737,329,319,778.88/28,488,062.64
  6. Step 6: Final answer
    x = 22,210,612.82

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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.