Home / 18,037,648.42-27,060,956.81-5,258,265.46

Finding the Fourth Proportional to 18,037,648.42, 27,060,956.81 and 5,258,265.46

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Solution

The fourth proportional to 18,037,648.42, 27,060,956.81 and 5,258,265.46 is: 7,888,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037,648.42 : 27,060,956.81 = 5,258,265.46 : x
  2. Step 2: Convert to fraction form
    18,037,648.42/27,060,956.81 = 5,258,265.46/x
  3. Step 3: Cross multiply
    18,037,648.42x = 27,060,956.81 × 5,258,265.46
  4. Step 4: Simplify right side
    18,037,648.42x = 142,293,694,508,574.78
  5. Step 5: Solve for x
    x = 142,293,694,508,574.78/18,037,648.42
  6. Step 6: Final answer
    x = 7,888,705.40

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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.