Home / 35,901,916.48-53,872,467.68-20,785,372.48

Finding the Fourth Proportional to 35,901,916.48, 53,872,467.68 and 20,785,372.48

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Solution

The fourth proportional to 35,901,916.48, 53,872,467.68 and 20,785,372.48 is: 31,189,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,901,916.48 : 53,872,467.68 = 20,785,372.48 : x
  2. Step 2: Convert to fraction form
    35,901,916.48/53,872,467.68 = 20,785,372.48/x
  3. Step 3: Cross multiply
    35,901,916.48x = 53,872,467.68 × 20,785,372.48
  4. Step 4: Simplify right side
    35,901,916.48x = 1,119,759,307,145,561.50
  5. Step 5: Solve for x
    x = 1,119,759,307,145,561.50/35,901,916.48
  6. Step 6: Final answer
    x = 31,189,402.04

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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.