Home / 39,484,176.08-54,485,902.24-21,842,026.16

Finding the Fourth Proportional to 39,484,176.08, 54,485,902.24 and 21,842,026.16

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Solution

The fourth proportional to 39,484,176.08, 54,485,902.24 and 21,842,026.16 is: 30,140,745.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,484,176.08 : 54,485,902.24 = 21,842,026.16 : x
  2. Step 2: Convert to fraction form
    39,484,176.08/54,485,902.24 = 21,842,026.16/x
  3. Step 3: Cross multiply
    39,484,176.08x = 54,485,902.24 × 21,842,026.16
  4. Step 4: Simplify right side
    39,484,176.08x = 1,190,082,502,077,282.75
  5. Step 5: Solve for x
    x = 1,190,082,502,077,282.75/39,484,176.08
  6. Step 6: Final answer
    x = 30,140,745.49

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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.