Home / 7,189,756.12-9,920,548.74-4,092,096.52

Finding the Fourth Proportional to 7,189,756.12, 9,920,548.74 and 4,092,096.52

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Solution

The fourth proportional to 7,189,756.12, 9,920,548.74 and 4,092,096.52 is: 5,646,344.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,756.12 : 9,920,548.74 = 4,092,096.52 : x
  2. Step 2: Convert to fraction form
    7,189,756.12/9,920,548.74 = 4,092,096.52/x
  3. Step 3: Cross multiply
    7,189,756.12x = 9,920,548.74 × 4,092,096.52
  4. Step 4: Simplify right side
    7,189,756.12x = 40,595,842,975,444.38
  5. Step 5: Solve for x
    x = 40,595,842,975,444.38/7,189,756.12
  6. Step 6: Final answer
    x = 5,646,344.92

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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.