Home / 7,773,801.57-10,731,286.13-5,021,830.82

Finding the Fourth Proportional to 7,773,801.57, 10,731,286.13 and 5,021,830.82

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Solution

The fourth proportional to 7,773,801.57, 10,731,286.13 and 5,021,830.82 is: 6,932,348.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773,801.57 : 10,731,286.13 = 5,021,830.82 : x
  2. Step 2: Convert to fraction form
    7,773,801.57/10,731,286.13 = 5,021,830.82/x
  3. Step 3: Cross multiply
    7,773,801.57x = 10,731,286.13 × 5,021,830.82
  4. Step 4: Simplify right side
    7,773,801.57x = 53,890,703,347,106.95
  5. Step 5: Solve for x
    x = 53,890,703,347,106.95/7,773,801.57
  6. Step 6: Final answer
    x = 6,932,348.72

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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.