Home / 31,103,051.76-46,675,402.20-12,907,265.76

Finding the Fourth Proportional to 31,103,051.76, 46,675,402.20 and 12,907,265.76

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Solution

The fourth proportional to 31,103,051.76, 46,675,402.20 and 12,907,265.76 is: 19,369,540.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,103,051.76 : 46,675,402.20 = 12,907,265.76 : x
  2. Step 2: Convert to fraction form
    31,103,051.76/46,675,402.20 = 12,907,265.76/x
  3. Step 3: Cross multiply
    31,103,051.76x = 46,675,402.20 × 12,907,265.76
  4. Step 4: Simplify right side
    31,103,051.76x = 602,451,820,650,288.75
  5. Step 5: Solve for x
    x = 602,451,820,650,288.75/31,103,051.76
  6. Step 6: Final answer
    x = 19,369,540.50

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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.