Home / 31,163,004.78-43,005,115.25-17,034,210.48

Finding the Fourth Proportional to 31,163,004.78, 43,005,115.25 and 17,034,210.48

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Solution

The fourth proportional to 31,163,004.78, 43,005,115.25 and 17,034,210.48 is: 23,507,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163,004.78 : 43,005,115.25 = 17,034,210.48 : x
  2. Step 2: Convert to fraction form
    31,163,004.78/43,005,115.25 = 17,034,210.48/x
  3. Step 3: Cross multiply
    31,163,004.78x = 43,005,115.25 × 17,034,210.48
  4. Step 4: Simplify right side
    31,163,004.78x = 732,558,184,885,157.88
  5. Step 5: Solve for x
    x = 732,558,184,885,157.88/31,163,004.78
  6. Step 6: Final answer
    x = 23,507,302.65

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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.