Home / 43,850,570.13-65,784,932.46-13,143,909.15

Finding the Fourth Proportional to 43,850,570.13, 65,784,932.46 and 13,143,909.15

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Solution

The fourth proportional to 43,850,570.13, 65,784,932.46 and 13,143,909.15 is: 19,718,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,850,570.13 : 65,784,932.46 = 13,143,909.15 : x
  2. Step 2: Convert to fraction form
    43,850,570.13/65,784,932.46 = 13,143,909.15/x
  3. Step 3: Cross multiply
    43,850,570.13x = 65,784,932.46 × 13,143,909.15
  4. Step 4: Simplify right side
    43,850,570.13x = 864,671,175,693,126
  5. Step 5: Solve for x
    x = 864,671,175,693,126/43,850,570.13
  6. Step 6: Final answer
    x = 19,718,584.57

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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.