Home / 43,241,509.52-64,848,917.16-12,538,352.06

Finding the Fourth Proportional to 43,241,509.52, 64,848,917.16 and 12,538,352.06

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Solution

The fourth proportional to 43,241,509.52, 64,848,917.16 and 12,538,352.06 is: 18,803,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,241,509.52 : 64,848,917.16 = 12,538,352.06 : x
  2. Step 2: Convert to fraction form
    43,241,509.52/64,848,917.16 = 12,538,352.06/x
  3. Step 3: Cross multiply
    43,241,509.52x = 64,848,917.16 × 12,538,352.06
  4. Step 4: Simplify right side
    43,241,509.52x = 813,098,554,061,855.38
  5. Step 5: Solve for x
    x = 813,098,554,061,855.38/43,241,509.52
  6. Step 6: Final answer
    x = 18,803,657.95

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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.