Home / 40,296,339.64-60,438,604.11-19,820,563.06

Finding the Fourth Proportional to 40,296,339.64, 60,438,604.11 and 19,820,563.06

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Solution

The fourth proportional to 40,296,339.64, 60,438,604.11 and 19,820,563.06 is: 29,727,939.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296,339.64 : 60,438,604.11 = 19,820,563.06 : x
  2. Step 2: Convert to fraction form
    40,296,339.64/60,438,604.11 = 19,820,563.06/x
  3. Step 3: Cross multiply
    40,296,339.64x = 60,438,604.11 × 19,820,563.06
  4. Step 4: Simplify right side
    40,296,339.64x = 1,197,927,164,020,630
  5. Step 5: Solve for x
    x = 1,197,927,164,020,630/40,296,339.64
  6. Step 6: Final answer
    x = 29,727,939.93

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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.