Home / 41,619,277.20-62,428,915.80-40,768,971.60

Finding the Fourth Proportional to 41,619,277.20, 62,428,915.80 and 40,768,971.60

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Solution

The fourth proportional to 41,619,277.20, 62,428,915.80 and 40,768,971.60 is: 61,153,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,619,277.20 : 62,428,915.80 = 40,768,971.60 : x
  2. Step 2: Convert to fraction form
    41,619,277.20/62,428,915.80 = 40,768,971.60/x
  3. Step 3: Cross multiply
    41,619,277.20x = 62,428,915.80 × 40,768,971.60
  4. Step 4: Simplify right side
    41,619,277.20x = 2,545,162,695,268,991.50
  5. Step 5: Solve for x
    x = 2,545,162,695,268,991.50/41,619,277.20
  6. Step 6: Final answer
    x = 61,153,457.40

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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.