Home / 18,947,489.81-26,147,692.30-10,460,902.95

Finding the Fourth Proportional to 18,947,489.81, 26,147,692.30 and 10,460,902.95

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Solution

The fourth proportional to 18,947,489.81, 26,147,692.30 and 10,460,902.95 is: 14,436,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,947,489.81 : 26,147,692.30 = 10,460,902.95 : x
  2. Step 2: Convert to fraction form
    18,947,489.81/26,147,692.30 = 10,460,902.95/x
  3. Step 3: Cross multiply
    18,947,489.81x = 26,147,692.30 × 10,460,902.95
  4. Step 4: Simplify right side
    18,947,489.81x = 273,528,471,554,358.75
  5. Step 5: Solve for x
    x = 273,528,471,554,358.75/18,947,489.81
  6. Step 6: Final answer
    x = 14,436,132.40

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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.