Home / 31,278,225.70-46,919,891.74-15,708,046.69

Finding the Fourth Proportional to 31,278,225.70, 46,919,891.74 and 15,708,046.69

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Solution

The fourth proportional to 31,278,225.70, 46,919,891.74 and 15,708,046.69 is: 23,563,352.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,278,225.70 : 46,919,891.74 = 15,708,046.69 : x
  2. Step 2: Convert to fraction form
    31,278,225.70/46,919,891.74 = 15,708,046.69/x
  3. Step 3: Cross multiply
    31,278,225.70x = 46,919,891.74 × 15,708,046.69
  4. Step 4: Simplify right side
    31,278,225.70x = 737,019,849,985,095.50
  5. Step 5: Solve for x
    x = 737,019,849,985,095.50/31,278,225.70
  6. Step 6: Final answer
    x = 23,563,352.25

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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.