Home / 48,932,021.40-73,454,019.30-28,748,635.80

Finding the Fourth Proportional to 48,932,021.40, 73,454,019.30 and 28,748,635.80

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Solution

The fourth proportional to 48,932,021.40, 73,454,019.30 and 28,748,635.80 is: 43,155,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,932,021.40 : 73,454,019.30 = 28,748,635.80 : x
  2. Step 2: Convert to fraction form
    48,932,021.40/73,454,019.30 = 28,748,635.80/x
  3. Step 3: Cross multiply
    48,932,021.40x = 73,454,019.30 × 28,748,635.80
  4. Step 4: Simplify right side
    48,932,021.40x = 2,111,702,848,901,871
  5. Step 5: Solve for x
    x = 2,111,702,848,901,871/48,932,021.40
  6. Step 6: Final answer
    x = 43,155,847.41

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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.