Home / 27,558,530.64-38,028,300.39-15,956,877.15

Finding the Fourth Proportional to 27,558,530.64, 38,028,300.39 and 15,956,877.15

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Solution

The fourth proportional to 27,558,530.64, 38,028,300.39 and 15,956,877.15 is: 22,019,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558,530.64 : 38,028,300.39 = 15,956,877.15 : x
  2. Step 2: Convert to fraction form
    27,558,530.64/38,028,300.39 = 15,956,877.15/x
  3. Step 3: Cross multiply
    27,558,530.64x = 38,028,300.39 × 15,956,877.15
  4. Step 4: Simplify right side
    27,558,530.64x = 606,812,917,546,527.12
  5. Step 5: Solve for x
    x = 606,812,917,546,527.12/27,558,530.64
  6. Step 6: Final answer
    x = 22,019,059.20

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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.