Home / 25,428,682.08-38,147,714.64-8,390,550.24

Finding the Fourth Proportional to 25,428,682.08, 38,147,714.64 and 8,390,550.24

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Solution

The fourth proportional to 25,428,682.08, 38,147,714.64 and 8,390,550.24 is: 12,587,373.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,428,682.08 : 38,147,714.64 = 8,390,550.24 : x
  2. Step 2: Convert to fraction form
    25,428,682.08/38,147,714.64 = 8,390,550.24/x
  3. Step 3: Cross multiply
    25,428,682.08x = 38,147,714.64 × 8,390,550.24
  4. Step 4: Simplify right side
    25,428,682.08x = 320,080,316,228,103.50
  5. Step 5: Solve for x
    x = 320,080,316,228,103.50/25,428,682.08
  6. Step 6: Final answer
    x = 12,587,373.39

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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.