Home / 31,311,947.96-46,919,984.57-13,106,230.92

Finding the Fourth Proportional to 31,311,947.96, 46,919,984.57 and 13,106,230.92

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Solution

The fourth proportional to 31,311,947.96, 46,919,984.57 and 13,106,230.92 is: 19,639,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,311,947.96 : 46,919,984.57 = 13,106,230.92 : x
  2. Step 2: Convert to fraction form
    31,311,947.96/46,919,984.57 = 13,106,230.92/x
  3. Step 3: Cross multiply
    31,311,947.96x = 46,919,984.57 × 13,106,230.92
  4. Step 4: Simplify right side
    31,311,947.96x = 614,944,152,520,874.12
  5. Step 5: Solve for x
    x = 614,944,152,520,874.12/31,311,947.96
  6. Step 6: Final answer
    x = 19,639,281.25

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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.