Home / 13,953,029.06-20,932,337.36-7,813,741.39

Finding the Fourth Proportional to 13,953,029.06, 20,932,337.36 and 7,813,741.39

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Solution

The fourth proportional to 13,953,029.06, 20,932,337.36 and 7,813,741.39 is: 11,722,176.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,953,029.06 : 20,932,337.36 = 7,813,741.39 : x
  2. Step 2: Convert to fraction form
    13,953,029.06/20,932,337.36 = 7,813,741.39/x
  3. Step 3: Cross multiply
    13,953,029.06x = 20,932,337.36 × 7,813,741.39
  4. Step 4: Simplify right side
    13,953,029.06x = 163,559,870,882,243.19
  5. Step 5: Solve for x
    x = 163,559,870,882,243.19/13,953,029.06
  6. Step 6: Final answer
    x = 11,722,176.61

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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.