Home / 28,094,175.63-42,141,279.84-7,899,417.63

Finding the Fourth Proportional to 28,094,175.63, 42,141,279.84 and 7,899,417.63

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Solution

The fourth proportional to 28,094,175.63, 42,141,279.84 and 7,899,417.63 is: 11,849,131.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,094,175.63 : 42,141,279.84 = 7,899,417.63 : x
  2. Step 2: Convert to fraction form
    28,094,175.63/42,141,279.84 = 7,899,417.63/x
  3. Step 3: Cross multiply
    28,094,175.63x = 42,141,279.84 × 7,899,417.63
  4. Step 4: Simplify right side
    28,094,175.63x = 332,891,568,918,859.62
  5. Step 5: Solve for x
    x = 332,891,568,918,859.62/28,094,175.63
  6. Step 6: Final answer
    x = 11,849,131.05

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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.