Home / 28,141,278.53-42,219,195.56-16,479,498.63

Finding the Fourth Proportional to 28,141,278.53, 42,219,195.56 and 16,479,498.63

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Solution

The fourth proportional to 28,141,278.53, 42,219,195.56 and 16,479,498.63 is: 24,723,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,141,278.53 : 42,219,195.56 = 16,479,498.63 : x
  2. Step 2: Convert to fraction form
    28,141,278.53/42,219,195.56 = 16,479,498.63/x
  3. Step 3: Cross multiply
    28,141,278.53x = 42,219,195.56 × 16,479,498.63
  4. Step 4: Simplify right side
    28,141,278.53x = 695,751,175,431,920.88
  5. Step 5: Solve for x
    x = 695,751,175,431,920.88/28,141,278.53
  6. Step 6: Final answer
    x = 24,723,509.80

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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.