Home / 63,351,419.94-87,424,959.53-34,378,043.94

Finding the Fourth Proportional to 63,351,419.94, 87,424,959.53 and 34,378,043.94

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Solution

The fourth proportional to 63,351,419.94, 87,424,959.53 and 34,378,043.94 is: 47,441,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,351,419.94 : 87,424,959.53 = 34,378,043.94 : x
  2. Step 2: Convert to fraction form
    63,351,419.94/87,424,959.53 = 34,378,043.94/x
  3. Step 3: Cross multiply
    63,351,419.94x = 87,424,959.53 × 34,378,043.94
  4. Step 4: Simplify right side
    63,351,419.94x = 3,005,499,100,175,061.50
  5. Step 5: Solve for x
    x = 3,005,499,100,175,061.50/63,351,419.94
  6. Step 6: Final answer
    x = 47,441,700.64

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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.