Home / 25,323,288.56-34,946,151.36-13,720,861.20

Finding the Fourth Proportional to 25,323,288.56, 34,946,151.36 and 13,720,861.20

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Solution

The fourth proportional to 25,323,288.56, 34,946,151.36 and 13,720,861.20 is: 18,934,795.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,323,288.56 : 34,946,151.36 = 13,720,861.20 : x
  2. Step 2: Convert to fraction form
    25,323,288.56/34,946,151.36 = 13,720,861.20/x
  3. Step 3: Cross multiply
    25,323,288.56x = 34,946,151.36 × 13,720,861.20
  4. Step 4: Simplify right side
    25,323,288.56x = 479,491,292,284,751.19
  5. Step 5: Solve for x
    x = 479,491,292,284,751.19/25,323,288.56
  6. Step 6: Final answer
    x = 18,934,795.58

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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.