Home / 43,913,877.50-65,870,339.65-18,000,401.56

Finding the Fourth Proportional to 43,913,877.50, 65,870,339.65 and 18,000,401.56

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Solution

The fourth proportional to 43,913,877.50, 65,870,339.65 and 18,000,401.56 is: 27,000,406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,913,877.50 : 65,870,339.65 = 18,000,401.56 : x
  2. Step 2: Convert to fraction form
    43,913,877.50/65,870,339.65 = 18,000,401.56/x
  3. Step 3: Cross multiply
    43,913,877.50x = 65,870,339.65 × 18,000,401.56
  4. Step 4: Simplify right side
    43,913,877.50x = 1,185,692,564,383,913
  5. Step 5: Solve for x
    x = 1,185,692,564,383,913/43,913,877.50
  6. Step 6: Final answer
    x = 27,000,406.97

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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.