Home / 6,989,293.42-9,645,132.90-3,849,496.75

Finding the Fourth Proportional to 6,989,293.42, 9,645,132.90 and 3,849,496.75

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Solution

The fourth proportional to 6,989,293.42, 9,645,132.90 and 3,849,496.75 is: 5,312,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,293.42 : 9,645,132.90 = 3,849,496.75 : x
  2. Step 2: Convert to fraction form
    6,989,293.42/9,645,132.90 = 3,849,496.75/x
  3. Step 3: Cross multiply
    6,989,293.42x = 9,645,132.90 × 3,849,496.75
  4. Step 4: Simplify right side
    6,989,293.42x = 37,128,907,684,394.93
  5. Step 5: Solve for x
    x = 37,128,907,684,394.93/6,989,293.42
  6. Step 6: Final answer
    x = 5,312,254.83

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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.