Home / 10,872,146.40-16,308,222.48-3,195,791.52

Finding the Fourth Proportional to 10,872,146.40, 16,308,222.48 and 3,195,791.52

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Solution

The fourth proportional to 10,872,146.40, 16,308,222.48 and 3,195,791.52 is: 4,793,688.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,146.40 : 16,308,222.48 = 3,195,791.52 : x
  2. Step 2: Convert to fraction form
    10,872,146.40/16,308,222.48 = 3,195,791.52/x
  3. Step 3: Cross multiply
    10,872,146.40x = 16,308,222.48 × 3,195,791.52
  4. Step 4: Simplify right side
    10,872,146.40x = 52,117,679,107,857.38
  5. Step 5: Solve for x
    x = 52,117,679,107,857.38/10,872,146.40
  6. Step 6: Final answer
    x = 4,793,688.13

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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.