Home / 36,612,430.65-50,521,814.76-21,725,189.01

Finding the Fourth Proportional to 36,612,430.65, 50,521,814.76 and 21,725,189.01

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Solution

The fourth proportional to 36,612,430.65, 50,521,814.76 and 21,725,189.01 is: 29,978,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,612,430.65 : 50,521,814.76 = 21,725,189.01 : x
  2. Step 2: Convert to fraction form
    36,612,430.65/50,521,814.76 = 21,725,189.01/x
  3. Step 3: Cross multiply
    36,612,430.65x = 50,521,814.76 × 21,725,189.01
  4. Step 4: Simplify right side
    36,612,430.65x = 1,097,595,974,789,207.88
  5. Step 5: Solve for x
    x = 1,097,595,974,789,207.88/36,612,430.65
  6. Step 6: Final answer
    x = 29,978,779.21

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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.