Home / 22,486,085.52-31,030,791.44-12,172,800.96

Finding the Fourth Proportional to 22,486,085.52, 31,030,791.44 and 12,172,800.96

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Solution

The fourth proportional to 22,486,085.52, 31,030,791.44 and 12,172,800.96 is: 16,798,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,085.52 : 31,030,791.44 = 12,172,800.96 : x
  2. Step 2: Convert to fraction form
    22,486,085.52/31,030,791.44 = 12,172,800.96/x
  3. Step 3: Cross multiply
    22,486,085.52x = 31,030,791.44 × 12,172,800.96
  4. Step 4: Simplify right side
    22,486,085.52x = 377,731,647,830,391.81
  5. Step 5: Solve for x
    x = 377,731,647,830,391.81/22,486,085.52
  6. Step 6: Final answer
    x = 16,798,461.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.