Home / 79,447,847.81-119,174,008.10-21,940,118.98

Finding the Fourth Proportional to 79,447,847.81, 119,174,008.10 and 21,940,118.98

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Solution

The fourth proportional to 79,447,847.81, 119,174,008.10 and 21,940,118.98 is: 32,910,796.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,447,847.81 : 119,174,008.10 = 21,940,118.98 : x
  2. Step 2: Convert to fraction form
    79,447,847.81/119,174,008.10 = 21,940,118.98/x
  3. Step 3: Cross multiply
    79,447,847.81x = 119,174,008.10 × 21,940,118.98
  4. Step 4: Simplify right side
    79,447,847.81x = 2,614,691,916,920,810.50
  5. Step 5: Solve for x
    x = 2,614,691,916,920,810.50/79,447,847.81
  6. Step 6: Final answer
    x = 32,910,796.06

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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.