Home / 13,762,892.70-18,993,279.87-7,568,410.41

Finding the Fourth Proportional to 13,762,892.70, 18,993,279.87 and 7,568,410.41

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Solution

The fourth proportional to 13,762,892.70, 18,993,279.87 and 7,568,410.41 is: 10,444,674.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762,892.70 : 18,993,279.87 = 7,568,410.41 : x
  2. Step 2: Convert to fraction form
    13,762,892.70/18,993,279.87 = 7,568,410.41/x
  3. Step 3: Cross multiply
    13,762,892.70x = 18,993,279.87 × 7,568,410.41
  4. Step 4: Simplify right side
    13,762,892.70x = 143,748,937,088,151.47
  5. Step 5: Solve for x
    x = 143,748,937,088,151.47/13,762,892.70
  6. Step 6: Final answer
    x = 10,444,674.69

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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.