Home / 7,433,457.12-11,136,987.10-3,105,980.86

Finding the Fourth Proportional to 7,433,457.12, 11,136,987.10 and 3,105,980.86

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Solution

The fourth proportional to 7,433,457.12, 11,136,987.10 and 3,105,980.86 is: 4,653,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433,457.12 : 11,136,987.10 = 3,105,980.86 : x
  2. Step 2: Convert to fraction form
    7,433,457.12/11,136,987.10 = 3,105,980.86/x
  3. Step 3: Cross multiply
    7,433,457.12x = 11,136,987.10 × 3,105,980.86
  4. Step 4: Simplify right side
    7,433,457.12x = 34,591,268,770,666.90
  5. Step 5: Solve for x
    x = 34,591,268,770,666.90/7,433,457.12
  6. Step 6: Final answer
    x = 4,653,456.42

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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.