Home / 20,304,825.70-30,457,238.55-14,258,208.10

Finding the Fourth Proportional to 20,304,825.70, 30,457,238.55 and 14,258,208.10

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Solution

The fourth proportional to 20,304,825.70, 30,457,238.55 and 14,258,208.10 is: 21,387,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,304,825.70 : 30,457,238.55 = 14,258,208.10 : x
  2. Step 2: Convert to fraction form
    20,304,825.70/30,457,238.55 = 14,258,208.10/x
  3. Step 3: Cross multiply
    20,304,825.70x = 30,457,238.55 × 14,258,208.10
  4. Step 4: Simplify right side
    20,304,825.70x = 434,265,645,397,242.25
  5. Step 5: Solve for x
    x = 434,265,645,397,242.25/20,304,825.70
  6. Step 6: Final answer
    x = 21,387,312.15

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1.5x scale

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.