Home / 60,415,847.40-90,623,771.10-20,026,331.40

Finding the Fourth Proportional to 60,415,847.40, 90,623,771.10 and 20,026,331.40

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Solution

The fourth proportional to 60,415,847.40, 90,623,771.10 and 20,026,331.40 is: 30,039,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,415,847.40 : 90,623,771.10 = 20,026,331.40 : x
  2. Step 2: Convert to fraction form
    60,415,847.40/90,623,771.10 = 20,026,331.40/x
  3. Step 3: Cross multiply
    60,415,847.40x = 90,623,771.10 × 20,026,331.40
  4. Step 4: Simplify right side
    60,415,847.40x = 1,814,861,672,766,342.25
  5. Step 5: Solve for x
    x = 1,814,861,672,766,342.25/60,415,847.40
  6. Step 6: Final answer
    x = 30,039,497.10

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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.