Home / 13,066,577.28-19,604,359.44-7,679,734.56

Finding the Fourth Proportional to 13,066,577.28, 19,604,359.44 and 7,679,734.56

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Solution

The fourth proportional to 13,066,577.28, 19,604,359.44 and 7,679,734.56 is: 11,522,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066,577.28 : 19,604,359.44 = 7,679,734.56 : x
  2. Step 2: Convert to fraction form
    13,066,577.28/19,604,359.44 = 7,679,734.56/x
  3. Step 3: Cross multiply
    13,066,577.28x = 19,604,359.44 × 7,679,734.56
  4. Step 4: Simplify right side
    13,066,577.28x = 150,556,276,718,030.25
  5. Step 5: Solve for x
    x = 150,556,276,718,030.25/13,066,577.28
  6. Step 6: Final answer
    x = 11,522,242.86

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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.