Home / 30,526,141.38-45,796,289.88-10,055,124.78

Finding the Fourth Proportional to 30,526,141.38, 45,796,289.88 and 10,055,124.78

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Solution

The fourth proportional to 30,526,141.38, 45,796,289.88 and 10,055,124.78 is: 15,085,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,526,141.38 : 45,796,289.88 = 10,055,124.78 : x
  2. Step 2: Convert to fraction form
    30,526,141.38/45,796,289.88 = 10,055,124.78/x
  3. Step 3: Cross multiply
    30,526,141.38x = 45,796,289.88 × 10,055,124.78
  4. Step 4: Simplify right side
    30,526,141.38x = 460,487,409,204,451.25
  5. Step 5: Solve for x
    x = 460,487,409,204,451.25/30,526,141.38
  6. Step 6: Final answer
    x = 15,085,018.56

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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.