Home / 44,489,419.10-66,734,128.65-18,931,262.30

Finding the Fourth Proportional to 44,489,419.10, 66,734,128.65 and 18,931,262.30

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Solution

The fourth proportional to 44,489,419.10, 66,734,128.65 and 18,931,262.30 is: 28,396,893.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,489,419.10 : 66,734,128.65 = 18,931,262.30 : x
  2. Step 2: Convert to fraction form
    44,489,419.10/66,734,128.65 = 18,931,262.30/x
  3. Step 3: Cross multiply
    44,489,419.10x = 66,734,128.65 × 18,931,262.30
  4. Step 4: Simplify right side
    44,489,419.10x = 1,263,361,293,835,095
  5. Step 5: Solve for x
    x = 1,263,361,293,835,095/44,489,419.10
  6. Step 6: Final answer
    x = 28,396,893.45

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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.