Home / 27,887,878.89-38,482,216.85-16,125,367.29

Finding the Fourth Proportional to 27,887,878.89, 38,482,216.85 and 16,125,367.29

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Solution

The fourth proportional to 27,887,878.89, 38,482,216.85 and 16,125,367.29 is: 22,251,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,878.89 : 38,482,216.85 = 16,125,367.29 : x
  2. Step 2: Convert to fraction form
    27,887,878.89/38,482,216.85 = 16,125,367.29/x
  3. Step 3: Cross multiply
    27,887,878.89x = 38,482,216.85 × 16,125,367.29
  4. Step 4: Simplify right side
    27,887,878.89x = 620,539,880,759,050
  5. Step 5: Solve for x
    x = 620,539,880,759,050/27,887,878.89
  6. Step 6: Final answer
    x = 22,251,239.80

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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.