Home / 20,962,434.34-31,450,069.14-10,734,535.72

Finding the Fourth Proportional to 20,962,434.34, 31,450,069.14 and 10,734,535.72

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Solution

The fourth proportional to 20,962,434.34, 31,450,069.14 and 10,734,535.72 is: 16,105,089.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,962,434.34 : 31,450,069.14 = 10,734,535.72 : x
  2. Step 2: Convert to fraction form
    20,962,434.34/31,450,069.14 = 10,734,535.72/x
  3. Step 3: Cross multiply
    20,962,434.34x = 31,450,069.14 × 10,734,535.72
  4. Step 4: Simplify right side
    20,962,434.34x = 337,601,890,579,799.69
  5. Step 5: Solve for x
    x = 337,601,890,579,799.69/20,962,434.34
  6. Step 6: Final answer
    x = 16,105,089.95

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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.