Home / 20,466,867.68-30,716,345.59-14,278,606.59

Finding the Fourth Proportional to 20,466,867.68, 30,716,345.59 and 14,278,606.59

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Solution

The fourth proportional to 20,466,867.68, 30,716,345.59 and 14,278,606.59 is: 21,429,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,466,867.68 : 30,716,345.59 = 14,278,606.59 : x
  2. Step 2: Convert to fraction form
    20,466,867.68/30,716,345.59 = 14,278,606.59/x
  3. Step 3: Cross multiply
    20,466,867.68x = 30,716,345.59 × 14,278,606.59
  4. Step 4: Simplify right side
    20,466,867.68x = 438,586,614,562,091.44
  5. Step 5: Solve for x
    x = 438,586,614,562,091.44/20,466,867.68
  6. Step 6: Final answer
    x = 21,429,102.95

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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.