Home / 75,097,334.82-112,693,387.26-31,966,467.78

Finding the Fourth Proportional to 75,097,334.82, 112,693,387.26 and 31,966,467.78

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Solution

The fourth proportional to 75,097,334.82, 112,693,387.26 and 31,966,467.78 is: 47,969,871.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,097,334.82 : 112,693,387.26 = 31,966,467.78 : x
  2. Step 2: Convert to fraction form
    75,097,334.82/112,693,387.26 = 31,966,467.78/x
  3. Step 3: Cross multiply
    75,097,334.82x = 112,693,387.26 × 31,966,467.78
  4. Step 4: Simplify right side
    75,097,334.82x = 3,602,409,532,865,853
  5. Step 5: Solve for x
    x = 3,602,409,532,865,853/75,097,334.82
  6. Step 6: Final answer
    x = 47,969,871.92

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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.