Home / 13,024,530.16-17,974,954.68-7,225,179.64

Finding the Fourth Proportional to 13,024,530.16, 17,974,954.68 and 7,225,179.64

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Solution

The fourth proportional to 13,024,530.16, 17,974,954.68 and 7,225,179.64 is: 9,971,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,024,530.16 : 17,974,954.68 = 7,225,179.64 : x
  2. Step 2: Convert to fraction form
    13,024,530.16/17,974,954.68 = 7,225,179.64/x
  3. Step 3: Cross multiply
    13,024,530.16x = 17,974,954.68 × 7,225,179.64
  4. Step 4: Simplify right side
    13,024,530.16x = 129,872,276,583,858.70
  5. Step 5: Solve for x
    x = 129,872,276,583,858.70/13,024,530.16
  6. Step 6: Final answer
    x = 9,971,359.81

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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.