Home / 13,462,221.64-18,577,792.36-7,350,606.40

Finding the Fourth Proportional to 13,462,221.64, 18,577,792.36 and 7,350,606.40

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Solution

The fourth proportional to 13,462,221.64, 18,577,792.36 and 7,350,606.40 is: 10,143,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462,221.64 : 18,577,792.36 = 7,350,606.40 : x
  2. Step 2: Convert to fraction form
    13,462,221.64/18,577,792.36 = 7,350,606.40/x
  3. Step 3: Cross multiply
    13,462,221.64x = 18,577,792.36 × 7,350,606.40
  4. Step 4: Simplify right side
    13,462,221.64x = 136,558,039,419,287.11
  5. Step 5: Solve for x
    x = 136,558,039,419,287.11/13,462,221.64
  6. Step 6: Final answer
    x = 10,143,796.70

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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.