Home / 9,690,715.73-13,373,784.65-5,339,801.34

Finding the Fourth Proportional to 9,690,715.73, 13,373,784.65 and 5,339,801.34

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Solution

The fourth proportional to 9,690,715.73, 13,373,784.65 and 5,339,801.34 is: 7,369,254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690,715.73 : 13,373,784.65 = 5,339,801.34 : x
  2. Step 2: Convert to fraction form
    9,690,715.73/13,373,784.65 = 5,339,801.34/x
  3. Step 3: Cross multiply
    9,690,715.73x = 13,373,784.65 × 5,339,801.34
  4. Step 4: Simplify right side
    9,690,715.73x = 71,413,353,208,290.94
  5. Step 5: Solve for x
    x = 71,413,353,208,290.94/9,690,715.73
  6. Step 6: Final answer
    x = 7,369,254.78

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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.