Home / 52,213,617.40-72,050,567.64-30,188,530

Finding the Fourth Proportional to 52,213,617.40, 72,050,567.64 and 30,188,530

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Solution

The fourth proportional to 52,213,617.40, 72,050,567.64 and 30,188,530 is: 41,657,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213,617.40 : 72,050,567.64 = 30,188,530 : x
  2. Step 2: Convert to fraction form
    52,213,617.40/72,050,567.64 = 30,188,530/x
  3. Step 3: Cross multiply
    52,213,617.40x = 72,050,567.64 × 30,188,530
  4. Step 4: Simplify right side
    52,213,617.40x = 2,175,100,722,717,169.25
  5. Step 5: Solve for x
    x = 2,175,100,722,717,169.25/52,213,617.40
  6. Step 6: Final answer
    x = 41,657,728.98

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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.