Home / 19,932,983.40-29,899,475.10-6,469,811.40

Finding the Fourth Proportional to 19,932,983.40, 29,899,475.10 and 6,469,811.40

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Solution

The fourth proportional to 19,932,983.40, 29,899,475.10 and 6,469,811.40 is: 9,704,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,983.40 : 29,899,475.10 = 6,469,811.40 : x
  2. Step 2: Convert to fraction form
    19,932,983.40/29,899,475.10 = 6,469,811.40/x
  3. Step 3: Cross multiply
    19,932,983.40x = 29,899,475.10 × 6,469,811.40
  4. Step 4: Simplify right side
    19,932,983.40x = 193,443,964,855,996.16
  5. Step 5: Solve for x
    x = 193,443,964,855,996.16/19,932,983.40
  6. Step 6: Final answer
    x = 9,704,717.10

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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.