Home / 43,355,642.80-65,017,255.96-17,439,186.32

Finding the Fourth Proportional to 43,355,642.80, 65,017,255.96 and 17,439,186.32

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Solution

The fourth proportional to 43,355,642.80, 65,017,255.96 and 17,439,186.32 is: 26,152,259.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,355,642.80 : 65,017,255.96 = 17,439,186.32 : x
  2. Step 2: Convert to fraction form
    43,355,642.80/65,017,255.96 = 17,439,186.32/x
  3. Step 3: Cross multiply
    43,355,642.80x = 65,017,255.96 × 17,439,186.32
  4. Step 4: Simplify right side
    43,355,642.80x = 1,133,848,040,701,570.50
  5. Step 5: Solve for x
    x = 1,133,848,040,701,570.50/43,355,642.80
  6. Step 6: Final answer
    x = 26,152,259.95

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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.