Home / 43,971,215.40-65,956,823.10-19,684,361.70

Finding the Fourth Proportional to 43,971,215.40, 65,956,823.10 and 19,684,361.70

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Solution

The fourth proportional to 43,971,215.40, 65,956,823.10 and 19,684,361.70 is: 29,526,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,971,215.40 : 65,956,823.10 = 19,684,361.70 : x
  2. Step 2: Convert to fraction form
    43,971,215.40/65,956,823.10 = 19,684,361.70/x
  3. Step 3: Cross multiply
    43,971,215.40x = 65,956,823.10 × 19,684,361.70
  4. Step 4: Simplify right side
    43,971,215.40x = 1,298,317,962,483,315.25
  5. Step 5: Solve for x
    x = 1,298,317,962,483,315.25/43,971,215.40
  6. Step 6: Final answer
    x = 29,526,542.55

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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.