Home / 30,436,832.67-42,001,242.98-17,381,541.03

Finding the Fourth Proportional to 30,436,832.67, 42,001,242.98 and 17,381,541.03

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Solution

The fourth proportional to 30,436,832.67, 42,001,242.98 and 17,381,541.03 is: 23,985,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,436,832.67 : 42,001,242.98 = 17,381,541.03 : x
  2. Step 2: Convert to fraction form
    30,436,832.67/42,001,242.98 = 17,381,541.03/x
  3. Step 3: Cross multiply
    30,436,832.67x = 42,001,242.98 × 17,381,541.03
  4. Step 4: Simplify right side
    30,436,832.67x = 730,046,328,080,961.88
  5. Step 5: Solve for x
    x = 730,046,328,080,961.88/30,436,832.67
  6. Step 6: Final answer
    x = 23,985,620.84

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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.