Home / 20,962,313.74-31,449,887.74-10,734,415.26

Finding the Fourth Proportional to 20,962,313.74, 31,449,887.74 and 10,734,415.26

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Solution

The fourth proportional to 20,962,313.74, 31,449,887.74 and 10,734,415.26 is: 16,104,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,962,313.74 : 31,449,887.74 = 10,734,415.26 : x
  2. Step 2: Convert to fraction form
    20,962,313.74/31,449,887.74 = 10,734,415.26/x
  3. Step 3: Cross multiply
    20,962,313.74x = 31,449,887.74 × 10,734,415.26
  4. Step 4: Simplify right side
    20,962,313.74x = 337,596,154,881,542.88
  5. Step 5: Solve for x
    x = 337,596,154,881,542.88/20,962,313.74
  6. Step 6: Final answer
    x = 16,104,908.98

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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.