Home / 12,382,055.76-18,573,058.89-3,285,065.19

Finding the Fourth Proportional to 12,382,055.76, 18,573,058.89 and 3,285,065.19

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Solution

The fourth proportional to 12,382,055.76, 18,573,058.89 and 3,285,065.19 is: 4,927,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382,055.76 : 18,573,058.89 = 3,285,065.19 : x
  2. Step 2: Convert to fraction form
    12,382,055.76/18,573,058.89 = 3,285,065.19/x
  3. Step 3: Cross multiply
    12,382,055.76x = 18,573,058.89 × 3,285,065.19
  4. Step 4: Simplify right side
    12,382,055.76x = 61,013,709,231,359.04
  5. Step 5: Solve for x
    x = 61,013,709,231,359.04/12,382,055.76
  6. Step 6: Final answer
    x = 4,927,591.22

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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.