Home / 41,130,668.80-61,696,003.20-20,975,276.80

Finding the Fourth Proportional to 41,130,668.80, 61,696,003.20 and 20,975,276.80

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Solution

The fourth proportional to 41,130,668.80, 61,696,003.20 and 20,975,276.80 is: 31,462,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,130,668.80 : 61,696,003.20 = 20,975,276.80 : x
  2. Step 2: Convert to fraction form
    41,130,668.80/61,696,003.20 = 20,975,276.80/x
  3. Step 3: Cross multiply
    41,130,668.80x = 61,696,003.20 × 20,975,276.80
  4. Step 4: Simplify right side
    41,130,668.80x = 1,294,090,744,573,685.75
  5. Step 5: Solve for x
    x = 1,294,090,744,573,685.75/41,130,668.80
  6. Step 6: Final answer
    x = 31,462,915.20

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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.