Home / 40,975,129.81-56,544,996.13-22,389,861.65

Finding the Fourth Proportional to 40,975,129.81, 56,544,996.13 and 22,389,861.65

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Solution

The fourth proportional to 40,975,129.81, 56,544,996.13 and 22,389,861.65 is: 30,897,635.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975,129.81 : 56,544,996.13 = 22,389,861.65 : x
  2. Step 2: Convert to fraction form
    40,975,129.81/56,544,996.13 = 22,389,861.65/x
  3. Step 3: Cross multiply
    40,975,129.81x = 56,544,996.13 × 22,389,861.65
  4. Step 4: Simplify right side
    40,975,129.81x = 1,266,034,640,350,485.50
  5. Step 5: Solve for x
    x = 1,266,034,640,350,485.50/40,975,129.81
  6. Step 6: Final answer
    x = 30,897,635.86

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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.