Home / 27,703,660.64-38,230,318.32-15,480,618.08

Finding the Fourth Proportional to 27,703,660.64, 38,230,318.32 and 15,480,618.08

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Solution

The fourth proportional to 27,703,660.64, 38,230,318.32 and 15,480,618.08 is: 21,362,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,703,660.64 : 38,230,318.32 = 15,480,618.08 : x
  2. Step 2: Convert to fraction form
    27,703,660.64/38,230,318.32 = 15,480,618.08/x
  3. Step 3: Cross multiply
    27,703,660.64x = 38,230,318.32 × 15,480,618.08
  4. Step 4: Simplify right side
    27,703,660.64x = 591,828,956,988,747.25
  5. Step 5: Solve for x
    x = 591,828,956,988,747.25/27,703,660.64
  6. Step 6: Final answer
    x = 21,362,843.15

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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.