Home / 14,304,027.80-21,456,041.70-13,640,475.80

Finding the Fourth Proportional to 14,304,027.80, 21,456,041.70 and 13,640,475.80

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Solution

The fourth proportional to 14,304,027.80, 21,456,041.70 and 13,640,475.80 is: 20,460,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,027.80 : 21,456,041.70 = 13,640,475.80 : x
  2. Step 2: Convert to fraction form
    14,304,027.80/21,456,041.70 = 13,640,475.80/x
  3. Step 3: Cross multiply
    14,304,027.80x = 21,456,041.70 × 13,640,475.80
  4. Step 4: Simplify right side
    14,304,027.80x = 292,670,617,572,640.88
  5. Step 5: Solve for x
    x = 292,670,617,572,640.88/14,304,027.80
  6. Step 6: Final answer
    x = 20,460,713.70

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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.