Home / 67,428,942.18-93,051,939.27-36,489,111.46

Finding the Fourth Proportional to 67,428,942.18, 93,051,939.27 and 36,489,111.46

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Solution

The fourth proportional to 67,428,942.18, 93,051,939.27 and 36,489,111.46 is: 50,354,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,942.18 : 93,051,939.27 = 36,489,111.46 : x
  2. Step 2: Convert to fraction form
    67,428,942.18/93,051,939.27 = 36,489,111.46/x
  3. Step 3: Cross multiply
    67,428,942.18x = 93,051,939.27 × 36,489,111.46
  4. Step 4: Simplify right side
    67,428,942.18x = 3,395,382,583,496,386
  5. Step 5: Solve for x
    x = 3,395,382,583,496,386/67,428,942.18
  6. Step 6: Final answer
    x = 50,354,973.31

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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.