Home / 30,353,590.92-45,530,979.30-11,174,475.72

Finding the Fourth Proportional to 30,353,590.92, 45,530,979.30 and 11,174,475.72

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Solution

The fourth proportional to 30,353,590.92, 45,530,979.30 and 11,174,475.72 is: 16,761,931.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,353,590.92 : 45,530,979.30 = 11,174,475.72 : x
  2. Step 2: Convert to fraction form
    30,353,590.92/45,530,979.30 = 11,174,475.72/x
  3. Step 3: Cross multiply
    30,353,590.92x = 45,530,979.30 × 11,174,475.72
  4. Step 4: Simplify right side
    30,353,590.92x = 508,784,822,695,672.56
  5. Step 5: Solve for x
    x = 508,784,822,695,672.56/30,353,590.92
  6. Step 6: Final answer
    x = 16,761,931.86

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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.