Home / 30,429,234.96-45,646,665.90-11,003,309.52

Finding the Fourth Proportional to 30,429,234.96, 45,646,665.90 and 11,003,309.52

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Solution

The fourth proportional to 30,429,234.96, 45,646,665.90 and 11,003,309.52 is: 16,505,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429,234.96 : 45,646,665.90 = 11,003,309.52 : x
  2. Step 2: Convert to fraction form
    30,429,234.96/45,646,665.90 = 11,003,309.52/x
  3. Step 3: Cross multiply
    30,429,234.96x = 45,646,665.90 × 11,003,309.52
  4. Step 4: Simplify right side
    30,429,234.96x = 502,264,393,453,729.31
  5. Step 5: Solve for x
    x = 502,264,393,453,729.31/30,429,234.96
  6. Step 6: Final answer
    x = 16,505,981.64

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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.