Home / 28,471,488.08-42,714,514.83-8,276,730.08

Finding the Fourth Proportional to 28,471,488.08, 42,714,514.83 and 8,276,730.08

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Solution

The fourth proportional to 28,471,488.08, 42,714,514.83 and 8,276,730.08 is: 12,417,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,471,488.08 : 42,714,514.83 = 8,276,730.08 : x
  2. Step 2: Convert to fraction form
    28,471,488.08/42,714,514.83 = 8,276,730.08/x
  3. Step 3: Cross multiply
    28,471,488.08x = 42,714,514.83 × 8,276,730.08
  4. Step 4: Simplify right side
    28,471,488.08x = 353,536,509,858,039.50
  5. Step 5: Solve for x
    x = 353,536,509,858,039.50/28,471,488.08
  6. Step 6: Final answer
    x = 12,417,212.22

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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.