Home / 18,740,568.56-25,861,802.40-10,480,536.92

Finding the Fourth Proportional to 18,740,568.56, 25,861,802.40 and 10,480,536.92

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Solution

The fourth proportional to 18,740,568.56, 25,861,802.40 and 10,480,536.92 is: 14,463,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,740,568.56 : 25,861,802.40 = 10,480,536.92 : x
  2. Step 2: Convert to fraction form
    18,740,568.56/25,861,802.40 = 10,480,536.92/x
  3. Step 3: Cross multiply
    18,740,568.56x = 25,861,802.40 × 10,480,536.92
  4. Step 4: Simplify right side
    18,740,568.56x = 271,045,574,870,944.59
  5. Step 5: Solve for x
    x = 271,045,574,870,944.59/18,740,568.56
  6. Step 6: Final answer
    x = 14,463,039.05

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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.