Home / 14,520,632.33-20,037,711.90-7,992,986.81

Finding the Fourth Proportional to 14,520,632.33, 20,037,711.90 and 7,992,986.81

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Solution

The fourth proportional to 14,520,632.33, 20,037,711.90 and 7,992,986.81 is: 11,029,903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,632.33 : 20,037,711.90 = 7,992,986.81 : x
  2. Step 2: Convert to fraction form
    14,520,632.33/20,037,711.90 = 7,992,986.81/x
  3. Step 3: Cross multiply
    14,520,632.33x = 20,037,711.90 × 7,992,986.81
  4. Step 4: Simplify right side
    14,520,632.33x = 160,161,166,819,091.47
  5. Step 5: Solve for x
    x = 160,161,166,819,091.47/14,520,632.33
  6. Step 6: Final answer
    x = 11,029,903.05

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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.