Home / 20,704,625.40-31,056,938.10-9,367,217.40

Finding the Fourth Proportional to 20,704,625.40, 31,056,938.10 and 9,367,217.40

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Solution

The fourth proportional to 20,704,625.40, 31,056,938.10 and 9,367,217.40 is: 14,050,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,704,625.40 : 31,056,938.10 = 9,367,217.40 : x
  2. Step 2: Convert to fraction form
    20,704,625.40/31,056,938.10 = 9,367,217.40/x
  3. Step 3: Cross multiply
    20,704,625.40x = 31,056,938.10 × 9,367,217.40
  4. Step 4: Simplify right side
    20,704,625.40x = 290,917,090,961,042.94
  5. Step 5: Solve for x
    x = 290,917,090,961,042.94/20,704,625.40
  6. Step 6: Final answer
    x = 14,050,826.10

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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.