Home / 48,910,810.20-73,319,559.30-18,197,165.40

Finding the Fourth Proportional to 48,910,810.20, 73,319,559.30 and 18,197,165.40

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Solution

The fourth proportional to 48,910,810.20, 73,319,559.30 and 18,197,165.40 is: 27,278,389.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,910,810.20 : 73,319,559.30 = 18,197,165.40 : x
  2. Step 2: Convert to fraction form
    48,910,810.20/73,319,559.30 = 18,197,165.40/x
  3. Step 3: Cross multiply
    48,910,810.20x = 73,319,559.30 × 18,197,165.40
  4. Step 4: Simplify right side
    48,910,810.20x = 1,334,208,147,637,208
  5. Step 5: Solve for x
    x = 1,334,208,147,637,208/48,910,810.20
  6. Step 6: Final answer
    x = 27,278,389.83

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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.