Home / 7,618,835.20-11,428,127.25-3,069,773.14

Finding the Fourth Proportional to 7,618,835.20, 11,428,127.25 and 3,069,773.14

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Solution

The fourth proportional to 7,618,835.20, 11,428,127.25 and 3,069,773.14 is: 4,604,609.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,835.20 : 11,428,127.25 = 3,069,773.14 : x
  2. Step 2: Convert to fraction form
    7,618,835.20/11,428,127.25 = 3,069,773.14/x
  3. Step 3: Cross multiply
    7,618,835.20x = 11,428,127.25 × 3,069,773.14
  4. Step 4: Simplify right side
    7,618,835.20x = 35,081,758,072,552.07
  5. Step 5: Solve for x
    x = 35,081,758,072,552.07/7,618,835.20
  6. Step 6: Final answer
    x = 4,604,609.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.