Home / 18,269,460.49-25,211,854.92-10,009,835.70

Finding the Fourth Proportional to 18,269,460.49, 25,211,854.92 and 10,009,835.70

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Solution

The fourth proportional to 18,269,460.49, 25,211,854.92 and 10,009,835.70 is: 13,813,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,460.49 : 25,211,854.92 = 10,009,835.70 : x
  2. Step 2: Convert to fraction form
    18,269,460.49/25,211,854.92 = 10,009,835.70/x
  3. Step 3: Cross multiply
    18,269,460.49x = 25,211,854.92 × 10,009,835.70
  4. Step 4: Simplify right side
    18,269,460.49x = 252,366,525,340,870.12
  5. Step 5: Solve for x
    x = 252,366,525,340,870.12/18,269,460.49
  6. Step 6: Final answer
    x = 13,813,572.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.