Home / 30,449,272.34-42,016,124.01-17,397,376.63

Finding the Fourth Proportional to 30,449,272.34, 42,016,124.01 and 17,397,376.63

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Solution

The fourth proportional to 30,449,272.34, 42,016,124.01 and 17,397,376.63 is: 24,006,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,449,272.34 : 42,016,124.01 = 17,397,376.63 : x
  2. Step 2: Convert to fraction form
    30,449,272.34/42,016,124.01 = 17,397,376.63/x
  3. Step 3: Cross multiply
    30,449,272.34x = 42,016,124.01 × 17,397,376.63
  4. Step 4: Simplify right side
    30,449,272.34x = 730,970,333,924,797.12
  5. Step 5: Solve for x
    x = 730,970,333,924,797.12/30,449,272.34
  6. Step 6: Final answer
    x = 24,006,167.56

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1.5x scale

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.