Home / 43,713,038.90-65,577,431.55-18,156,631.70

Finding the Fourth Proportional to 43,713,038.90, 65,577,431.55 and 18,156,631.70

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Solution

The fourth proportional to 43,713,038.90, 65,577,431.55 and 18,156,631.70 is: 27,238,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,713,038.90 : 65,577,431.55 = 18,156,631.70 : x
  2. Step 2: Convert to fraction form
    43,713,038.90/65,577,431.55 = 18,156,631.70/x
  3. Step 3: Cross multiply
    43,713,038.90x = 65,577,431.55 × 18,156,631.70
  4. Step 4: Simplify right side
    43,713,038.90x = 1,190,665,272,485,310
  5. Step 5: Solve for x
    x = 1,190,665,272,485,310/43,713,038.90
  6. Step 6: Final answer
    x = 27,238,217.76

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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.