Home / 9,189,509.28-13,786,319.76-2,800,261.68

Finding the Fourth Proportional to 9,189,509.28, 13,786,319.76 and 2,800,261.68

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Solution

The fourth proportional to 9,189,509.28, 13,786,319.76 and 2,800,261.68 is: 4,201,018.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,509.28 : 13,786,319.76 = 2,800,261.68 : x
  2. Step 2: Convert to fraction form
    9,189,509.28/13,786,319.76 = 2,800,261.68/x
  3. Step 3: Cross multiply
    9,189,509.28x = 13,786,319.76 × 2,800,261.68
  4. Step 4: Simplify right side
    9,189,509.28x = 38,605,302,932,154.80
  5. Step 5: Solve for x
    x = 38,605,302,932,154.80/9,189,509.28
  6. Step 6: Final answer
    x = 4,201,018.98

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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.