Home / 28,248,736.64-42,373,498.62-8,053,978.64

Finding the Fourth Proportional to 28,248,736.64, 42,373,498.62 and 8,053,978.64

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Solution

The fourth proportional to 28,248,736.64, 42,373,498.62 and 8,053,978.64 is: 12,081,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,248,736.64 : 42,373,498.62 = 8,053,978.64 : x
  2. Step 2: Convert to fraction form
    28,248,736.64/42,373,498.62 = 8,053,978.64/x
  3. Step 3: Cross multiply
    28,248,736.64x = 42,373,498.62 × 8,053,978.64
  4. Step 4: Simplify right side
    28,248,736.64x = 341,275,252,787,549.44
  5. Step 5: Solve for x
    x = 341,275,252,787,549.44/28,248,736.64
  6. Step 6: Final answer
    x = 12,081,080.20

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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.