Home / 29,588,428.79-40,825,256.94-17,664,921.78

Finding the Fourth Proportional to 29,588,428.79, 40,825,256.94 and 17,664,921.78

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Solution

The fourth proportional to 29,588,428.79, 40,825,256.94 and 17,664,921.78 is: 24,373,547.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,588,428.79 : 40,825,256.94 = 17,664,921.78 : x
  2. Step 2: Convert to fraction form
    29,588,428.79/40,825,256.94 = 17,664,921.78/x
  3. Step 3: Cross multiply
    29,588,428.79x = 40,825,256.94 × 17,664,921.78
  4. Step 4: Simplify right side
    29,588,428.79x = 721,174,970,493,502.12
  5. Step 5: Solve for x
    x = 721,174,970,493,502.12/29,588,428.79
  6. Step 6: Final answer
    x = 24,373,547.37

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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.