Home / 44,286,938.40-66,374,420.40-39,472,039.20

Finding the Fourth Proportional to 44,286,938.40, 66,374,420.40 and 39,472,039.20

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Solution

The fourth proportional to 44,286,938.40, 66,374,420.40 and 39,472,039.20 is: 59,158,158.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,938.40 : 66,374,420.40 = 39,472,039.20 : x
  2. Step 2: Convert to fraction form
    44,286,938.40/66,374,420.40 = 39,472,039.20/x
  3. Step 3: Cross multiply
    44,286,938.40x = 66,374,420.40 × 39,472,039.20
  4. Step 4: Simplify right side
    44,286,938.40x = 2,619,933,723,906,080
  5. Step 5: Solve for x
    x = 2,619,933,723,906,080/44,286,938.40
  6. Step 6: Final answer
    x = 59,158,158.56

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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.