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Finding the Fourth Proportional to 7,283,600.70, 10,178,145.30 and 7,283,600.70

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Solution

The fourth proportional to 7,283,600.70, 10,178,145.30 and 7,283,600.70 is: 10,178,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283,600.70 : 10,178,145.30 = 7,283,600.70 : x
  2. Step 2: Convert to fraction form
    7,283,600.70/10,178,145.30 = 7,283,600.70/x
  3. Step 3: Cross multiply
    7,283,600.70x = 10,178,145.30 × 7,283,600.70
  4. Step 4: Simplify right side
    7,283,600.70x = 74,133,546,231,781.72
  5. Step 5: Solve for x
    x = 74,133,546,231,781.72/7,283,600.70
  6. Step 6: Final answer
    x = 10,178,145.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.