Home / 31,183,488.80-46,704,374.40-19,704,363.20

Finding the Fourth Proportional to 31,183,488.80, 46,704,374.40 and 19,704,363.20

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Solution

The fourth proportional to 31,183,488.80, 46,704,374.40 and 19,704,363.20 is: 29,511,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183,488.80 : 46,704,374.40 = 19,704,363.20 : x
  2. Step 2: Convert to fraction form
    31,183,488.80/46,704,374.40 = 19,704,363.20/x
  3. Step 3: Cross multiply
    31,183,488.80x = 46,704,374.40 × 19,704,363.20
  4. Step 4: Simplify right side
    31,183,488.80x = 920,279,956,206,382
  5. Step 5: Solve for x
    x = 920,279,956,206,382/31,183,488.80
  6. Step 6: Final answer
    x = 29,511,770.22

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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.