Home / 43,425,671.87-65,140,602.67-14,278,865.57

Finding the Fourth Proportional to 43,425,671.87, 65,140,602.67 and 14,278,865.57

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Solution

The fourth proportional to 43,425,671.87, 65,140,602.67 and 14,278,865.57 is: 21,418,987.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,425,671.87 : 65,140,602.67 = 14,278,865.57 : x
  2. Step 2: Convert to fraction form
    43,425,671.87/65,140,602.67 = 14,278,865.57/x
  3. Step 3: Cross multiply
    43,425,671.87x = 65,140,602.67 × 14,278,865.57
  4. Step 4: Simplify right side
    43,425,671.87x = 930,133,908,800,867.38
  5. Step 5: Solve for x
    x = 930,133,908,800,867.38/43,425,671.87
  6. Step 6: Final answer
    x = 21,418,987.18

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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.