Home / 18,559,939.52-25,613,298.99-10,719,306.11

Finding the Fourth Proportional to 18,559,939.52, 25,613,298.99 and 10,719,306.11

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Solution

The fourth proportional to 18,559,939.52, 25,613,298.99 and 10,719,306.11 is: 14,792,978.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,559,939.52 : 25,613,298.99 = 10,719,306.11 : x
  2. Step 2: Convert to fraction form
    18,559,939.52/25,613,298.99 = 10,719,306.11/x
  3. Step 3: Cross multiply
    18,559,939.52x = 25,613,298.99 × 10,719,306.11
  4. Step 4: Simplify right side
    18,559,939.52x = 274,556,792,179,100.81
  5. Step 5: Solve for x
    x = 274,556,792,179,100.81/18,559,939.52
  6. Step 6: Final answer
    x = 14,792,978.82

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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.