Home / 9,431,156.34-13,013,086.05-5,510,154.60

Finding the Fourth Proportional to 9,431,156.34, 13,013,086.05 and 5,510,154.60

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Solution

The fourth proportional to 9,431,156.34, 13,013,086.05 and 5,510,154.60 is: 7,602,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431,156.34 : 13,013,086.05 = 5,510,154.60 : x
  2. Step 2: Convert to fraction form
    9,431,156.34/13,013,086.05 = 5,510,154.60/x
  3. Step 3: Cross multiply
    9,431,156.34x = 13,013,086.05 × 5,510,154.60
  4. Step 4: Simplify right side
    9,431,156.34x = 71,704,115,958,603.33
  5. Step 5: Solve for x
    x = 71,704,115,958,603.33/9,431,156.34
  6. Step 6: Final answer
    x = 7,602,897.61

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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.