Home / 28,147,941.92-38,824,130.76-25,832,313.92

Finding the Fourth Proportional to 28,147,941.92, 38,824,130.76 and 25,832,313.92

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Solution

The fourth proportional to 28,147,941.92, 38,824,130.76 and 25,832,313.92 is: 35,630,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,147,941.92 : 38,824,130.76 = 25,832,313.92 : x
  2. Step 2: Convert to fraction form
    28,147,941.92/38,824,130.76 = 25,832,313.92/x
  3. Step 3: Cross multiply
    28,147,941.92x = 38,824,130.76 × 25,832,313.92
  4. Step 4: Simplify right side
    28,147,941.92x = 1,002,917,133,463,448.25
  5. Step 5: Solve for x
    x = 1,002,917,133,463,448.25/28,147,941.92
  6. Step 6: Final answer
    x = 35,630,211.84

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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.