Home / 42,560,579.52-63,849,846.48-13,804,481.76

Finding the Fourth Proportional to 42,560,579.52, 63,849,846.48 and 13,804,481.76

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Solution

The fourth proportional to 42,560,579.52, 63,849,846.48 and 13,804,481.76 is: 20,709,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,560,579.52 : 63,849,846.48 = 13,804,481.76 : x
  2. Step 2: Convert to fraction form
    42,560,579.52/63,849,846.48 = 13,804,481.76/x
  3. Step 3: Cross multiply
    42,560,579.52x = 63,849,846.48 × 13,804,481.76
  4. Step 4: Simplify right side
    42,560,579.52x = 881,414,041,111,960.12
  5. Step 5: Solve for x
    x = 881,414,041,111,960.12/42,560,579.52
  6. Step 6: Final answer
    x = 20,709,634.39

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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.