Home / 30,755,846.68-46,133,814.90-12,560,042.06

Finding the Fourth Proportional to 30,755,846.68, 46,133,814.90 and 12,560,042.06

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Solution

The fourth proportional to 30,755,846.68, 46,133,814.90 and 12,560,042.06 is: 18,840,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,755,846.68 : 46,133,814.90 = 12,560,042.06 : x
  2. Step 2: Convert to fraction form
    30,755,846.68/46,133,814.90 = 12,560,042.06/x
  3. Step 3: Cross multiply
    30,755,846.68x = 46,133,814.90 × 12,560,042.06
  4. Step 4: Simplify right side
    30,755,846.68x = 579,442,655,532,254.75
  5. Step 5: Solve for x
    x = 579,442,655,532,254.75/30,755,846.68
  6. Step 6: Final answer
    x = 18,840,081.42

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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.