Home / 44,292,091.80-66,447,468.90-18,719,938.20

Finding the Fourth Proportional to 44,292,091.80, 66,447,468.90 and 18,719,938.20

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Solution

The fourth proportional to 44,292,091.80, 66,447,468.90 and 18,719,938.20 is: 28,083,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,292,091.80 : 66,447,468.90 = 18,719,938.20 : x
  2. Step 2: Convert to fraction form
    44,292,091.80/66,447,468.90 = 18,719,938.20/x
  3. Step 3: Cross multiply
    44,292,091.80x = 66,447,468.90 × 18,719,938.20
  4. Step 4: Simplify right side
    44,292,091.80x = 1,243,892,511,354,422
  5. Step 5: Solve for x
    x = 1,243,892,511,354,422/44,292,091.80
  6. Step 6: Final answer
    x = 28,083,851.11

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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.