Home / 5,367,538.67-7,411,673.21-4,978,085.94

Finding the Fourth Proportional to 5,367,538.67, 7,411,673.21 and 4,978,085.94

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Solution

The fourth proportional to 5,367,538.67, 7,411,673.21 and 4,978,085.94 is: 6,873,904.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367,538.67 : 7,411,673.21 = 4,978,085.94 : x
  2. Step 2: Convert to fraction form
    5,367,538.67/7,411,673.21 = 4,978,085.94/x
  3. Step 3: Cross multiply
    5,367,538.67x = 7,411,673.21 × 4,978,085.94
  4. Step 4: Simplify right side
    5,367,538.67x = 36,895,946,173,685.24
  5. Step 5: Solve for x
    x = 36,895,946,173,685.24/5,367,538.67
  6. Step 6: Final answer
    x = 6,873,904.13

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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.