Home / 31,984,181.52-47,976,235-10,418,748.40

Finding the Fourth Proportional to 31,984,181.52, 47,976,235 and 10,418,748.40

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Solution

The fourth proportional to 31,984,181.52, 47,976,235 and 10,418,748.40 is: 15,628,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984,181.52 : 47,976,235 = 10,418,748.40 : x
  2. Step 2: Convert to fraction form
    31,984,181.52/47,976,235 = 10,418,748.40/x
  3. Step 3: Cross multiply
    31,984,181.52x = 47,976,235 × 10,418,748.40
  4. Step 4: Simplify right side
    31,984,181.52x = 499,852,321,644,274
  5. Step 5: Solve for x
    x = 499,852,321,644,274/31,984,181.52
  6. Step 6: Final answer
    x = 15,628,110.46

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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.