Home / 66,432,093.67-99,692,616.78-27,570,578.05

Finding the Fourth Proportional to 66,432,093.67, 99,692,616.78 and 27,570,578.05

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Solution

The fourth proportional to 66,432,093.67, 99,692,616.78 and 27,570,578.05 is: 41,374,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,093.67 : 99,692,616.78 = 27,570,578.05 : x
  2. Step 2: Convert to fraction form
    66,432,093.67/99,692,616.78 = 27,570,578.05/x
  3. Step 3: Cross multiply
    66,432,093.67x = 99,692,616.78 × 27,570,578.05
  4. Step 4: Simplify right side
    66,432,093.67x = 2,748,583,071,941,730
  5. Step 5: Solve for x
    x = 2,748,583,071,941,730/66,432,093.67
  6. Step 6: Final answer
    x = 41,374,325.57

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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.