Home / 20,167,365.40-30,251,048.10-16,624,425.40

Finding the Fourth Proportional to 20,167,365.40, 30,251,048.10 and 16,624,425.40

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Solution

The fourth proportional to 20,167,365.40, 30,251,048.10 and 16,624,425.40 is: 24,936,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167,365.40 : 30,251,048.10 = 16,624,425.40 : x
  2. Step 2: Convert to fraction form
    20,167,365.40/30,251,048.10 = 16,624,425.40/x
  3. Step 3: Cross multiply
    20,167,365.40x = 30,251,048.10 × 16,624,425.40
  4. Step 4: Simplify right side
    20,167,365.40x = 502,906,292,410,261.75
  5. Step 5: Solve for x
    x = 502,906,292,410,261.75/20,167,365.40
  6. Step 6: Final answer
    x = 24,936,638.10

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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.