Home / 29,317,035.76-40,440,700.50-18,284,631.94

Finding the Fourth Proportional to 29,317,035.76, 40,440,700.50 and 18,284,631.94

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Solution

The fourth proportional to 29,317,035.76, 40,440,700.50 and 18,284,631.94 is: 25,222,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,317,035.76 : 40,440,700.50 = 18,284,631.94 : x
  2. Step 2: Convert to fraction form
    29,317,035.76/40,440,700.50 = 18,284,631.94/x
  3. Step 3: Cross multiply
    29,317,035.76x = 40,440,700.50 × 18,284,631.94
  4. Step 4: Simplify right side
    29,317,035.76x = 739,443,324,038,274
  5. Step 5: Solve for x
    x = 739,443,324,038,274/29,317,035.76
  6. Step 6: Final answer
    x = 25,222,308.63

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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.