Home / 43,971,328.80-65,925,500.40-18,399,175.20

Finding the Fourth Proportional to 43,971,328.80, 65,925,500.40 and 18,399,175.20

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Solution

The fourth proportional to 43,971,328.80, 65,925,500.40 and 18,399,175.20 is: 27,585,585.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,971,328.80 : 65,925,500.40 = 18,399,175.20 : x
  2. Step 2: Convert to fraction form
    43,971,328.80/65,925,500.40 = 18,399,175.20/x
  3. Step 3: Cross multiply
    43,971,328.80x = 65,925,500.40 × 18,399,175.20
  4. Step 4: Simplify right side
    43,971,328.80x = 1,212,974,832,007,270
  5. Step 5: Solve for x
    x = 1,212,974,832,007,270/43,971,328.80
  6. Step 6: Final answer
    x = 27,585,585.09

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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.