Home / 55,914,253.20-77,160,933.66-30,795,880.15

Finding the Fourth Proportional to 55,914,253.20, 77,160,933.66 and 30,795,880.15

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Solution

The fourth proportional to 55,914,253.20, 77,160,933.66 and 30,795,880.15 is: 42,497,909.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,914,253.20 : 77,160,933.66 = 30,795,880.15 : x
  2. Step 2: Convert to fraction form
    55,914,253.20/77,160,933.66 = 30,795,880.15/x
  3. Step 3: Cross multiply
    55,914,253.20x = 77,160,933.66 × 30,795,880.15
  4. Step 4: Simplify right side
    55,914,253.20x = 2,376,238,865,255,460.50
  5. Step 5: Solve for x
    x = 2,376,238,865,255,460.50/55,914,253.20
  6. Step 6: Final answer
    x = 42,497,909.37

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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.