Home / 43,473,903.60-65,218,728.60-21,854,096.40

Finding the Fourth Proportional to 43,473,903.60, 65,218,728.60 and 21,854,096.40

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Solution

The fourth proportional to 43,473,903.60, 65,218,728.60 and 21,854,096.40 is: 32,785,102.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,473,903.60 : 65,218,728.60 = 21,854,096.40 : x
  2. Step 2: Convert to fraction form
    43,473,903.60/65,218,728.60 = 21,854,096.40/x
  3. Step 3: Cross multiply
    43,473,903.60x = 65,218,728.60 × 21,854,096.40
  4. Step 4: Simplify right side
    43,473,903.60x = 1,425,296,381,909,837
  5. Step 5: Solve for x
    x = 1,425,296,381,909,837/43,473,903.60
  6. Step 6: Final answer
    x = 32,785,102.42

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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.