Home / 61,247,618.10-91,871,427.15-18,113,464.62

Finding the Fourth Proportional to 61,247,618.10, 91,871,427.15 and 18,113,464.62

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Solution

The fourth proportional to 61,247,618.10, 91,871,427.15 and 18,113,464.62 is: 27,170,196.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,247,618.10 : 91,871,427.15 = 18,113,464.62 : x
  2. Step 2: Convert to fraction form
    61,247,618.10/91,871,427.15 = 18,113,464.62/x
  3. Step 3: Cross multiply
    61,247,618.10x = 91,871,427.15 × 18,113,464.62
  4. Step 4: Simplify right side
    61,247,618.10x = 1,664,109,845,270,432.75
  5. Step 5: Solve for x
    x = 1,664,109,845,270,432.75/61,247,618.10
  6. Step 6: Final answer
    x = 27,170,196.93

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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.