Home / 43,379,729.36-65,047,354.68-22,920,451.28

Finding the Fourth Proportional to 43,379,729.36, 65,047,354.68 and 22,920,451.28

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Solution

The fourth proportional to 43,379,729.36, 65,047,354.68 and 22,920,451.28 is: 34,368,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,379,729.36 : 65,047,354.68 = 22,920,451.28 : x
  2. Step 2: Convert to fraction form
    43,379,729.36/65,047,354.68 = 22,920,451.28/x
  3. Step 3: Cross multiply
    43,379,729.36x = 65,047,354.68 × 22,920,451.28
  4. Step 4: Simplify right side
    43,379,729.36x = 1,490,914,723,835,820
  5. Step 5: Solve for x
    x = 1,490,914,723,835,820/43,379,729.36
  6. Step 6: Final answer
    x = 34,368,926.36

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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.