Home / 30,236,033.52-45,354,216.78-7,516,930.86

Finding the Fourth Proportional to 30,236,033.52, 45,354,216.78 and 7,516,930.86

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Solution

The fourth proportional to 30,236,033.52, 45,354,216.78 and 7,516,930.86 is: 11,275,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236,033.52 : 45,354,216.78 = 7,516,930.86 : x
  2. Step 2: Convert to fraction form
    30,236,033.52/45,354,216.78 = 7,516,930.86/x
  3. Step 3: Cross multiply
    30,236,033.52x = 45,354,216.78 × 7,516,930.86
  4. Step 4: Simplify right side
    30,236,033.52x = 340,924,511,744,711.88
  5. Step 5: Solve for x
    x = 340,924,511,744,711.88/30,236,033.52
  6. Step 6: Final answer
    x = 11,275,437.68

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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.