Home / 67,428,842.86-93,051,803.27-36,489,012.13

Finding the Fourth Proportional to 67,428,842.86, 93,051,803.27 and 36,489,012.13

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Solution

The fourth proportional to 67,428,842.86, 93,051,803.27 and 36,489,012.13 is: 50,354,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,842.86 : 93,051,803.27 = 36,489,012.13 : x
  2. Step 2: Convert to fraction form
    67,428,842.86/93,051,803.27 = 36,489,012.13/x
  3. Step 3: Cross multiply
    67,428,842.86x = 93,051,803.27 × 36,489,012.13
  4. Step 4: Simplify right side
    67,428,842.86x = 3,395,368,378,237,404
  5. Step 5: Solve for x
    x = 3,395,368,378,237,404/67,428,842.86
  6. Step 6: Final answer
    x = 50,354,836.81

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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.