Home / 14,304,081.80-21,456,122.70-4,720,939.40

Finding the Fourth Proportional to 14,304,081.80, 21,456,122.70 and 4,720,939.40

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Solution

The fourth proportional to 14,304,081.80, 21,456,122.70 and 4,720,939.40 is: 7,081,409.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,081.80 : 21,456,122.70 = 4,720,939.40 : x
  2. Step 2: Convert to fraction form
    14,304,081.80/21,456,122.70 = 4,720,939.40/x
  3. Step 3: Cross multiply
    14,304,081.80x = 21,456,122.70 × 4,720,939.40
  4. Step 4: Simplify right side
    14,304,081.80x = 101,293,055,025,664.39
  5. Step 5: Solve for x
    x = 101,293,055,025,664.39/14,304,081.80
  6. Step 6: Final answer
    x = 7,081,409.10

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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.