Home / 57,115,814.72-85,673,752.80-35,855,608.64

Finding the Fourth Proportional to 57,115,814.72, 85,673,752.80 and 35,855,608.64

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Solution

The fourth proportional to 57,115,814.72, 85,673,752.80 and 35,855,608.64 is: 53,783,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,115,814.72 : 85,673,752.80 = 35,855,608.64 : x
  2. Step 2: Convert to fraction form
    57,115,814.72/85,673,752.80 = 35,855,608.64/x
  3. Step 3: Cross multiply
    57,115,814.72x = 85,673,752.80 × 35,855,608.64
  4. Step 4: Simplify right side
    57,115,814.72x = 3,071,884,551,116,904
  5. Step 5: Solve for x
    x = 3,071,884,551,116,904/57,115,814.72
  6. Step 6: Final answer
    x = 53,783,432.25

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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.