Home / 18,223,501.45-25,148,670.52-9,963,573.30

Finding the Fourth Proportional to 18,223,501.45, 25,148,670.52 and 9,963,573.30

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Solution

The fourth proportional to 18,223,501.45, 25,148,670.52 and 9,963,573.30 is: 13,749,861.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223,501.45 : 25,148,670.52 = 9,963,573.30 : x
  2. Step 2: Convert to fraction form
    18,223,501.45/25,148,670.52 = 9,963,573.30/x
  3. Step 3: Cross multiply
    18,223,501.45x = 25,148,670.52 × 9,963,573.30
  4. Step 4: Simplify right side
    18,223,501.45x = 250,570,622,147,018.69
  5. Step 5: Solve for x
    x = 250,570,622,147,018.69/18,223,501.45
  6. Step 6: Final answer
    x = 13,749,861.56

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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.