Home / 31,984,467.68-47,926,488-21,754,206.56

Finding the Fourth Proportional to 31,984,467.68, 47,926,488 and 21,754,206.56

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Solution

The fourth proportional to 31,984,467.68, 47,926,488 and 21,754,206.56 is: 32,597,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984,467.68 : 47,926,488 = 21,754,206.56 : x
  2. Step 2: Convert to fraction form
    31,984,467.68/47,926,488 = 21,754,206.56/x
  3. Step 3: Cross multiply
    31,984,467.68x = 47,926,488 × 21,754,206.56
  4. Step 4: Simplify right side
    31,984,467.68x = 1,042,602,719,647,361.25
  5. Step 5: Solve for x
    x = 1,042,602,719,647,361.25/31,984,467.68
  6. Step 6: Final answer
    x = 32,597,157.16

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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.