Home / 25,083,123.21-34,614,685.67-14,218,107.21

Finding the Fourth Proportional to 25,083,123.21, 34,614,685.67 and 14,218,107.21

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Solution

The fourth proportional to 25,083,123.21, 34,614,685.67 and 14,218,107.21 is: 19,620,974.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,083,123.21 : 34,614,685.67 = 14,218,107.21 : x
  2. Step 2: Convert to fraction form
    25,083,123.21/34,614,685.67 = 14,218,107.21/x
  3. Step 3: Cross multiply
    25,083,123.21x = 34,614,685.67 × 14,218,107.21
  4. Step 4: Simplify right side
    25,083,123.21x = 492,155,311,825,420.19
  5. Step 5: Solve for x
    x = 492,155,311,825,420.19/25,083,123.21
  6. Step 6: Final answer
    x = 19,620,974.14

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1.5x scale

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.